Seismometers are instruments that measure motion of the ground, including those of seismic waves generated by earthquakes, volcanic eruptions, and other seismic sources. Records of seismic waves allow seismologists to map the interior of the Earth, and locate and measure the size of these different sources.
The word derives from the Greek σεισμός, seismós, a shaking or quake, from the verb σείω, seíō, to shake; and μέτρον, métron, measure and was coined by David Milne-Home in 1841, to describe an instrument designed by Scottish physicist James David Forbes.
Seismograph is another Greek term from seismós and γράφω, gráphō, to draw. It is often used to mean seismometer, though it is more applicable to the older instruments in which the measuring and recording of ground motion were combined than to modern systems, in which these functions are separated.
Both types provide a continuous record of ground motion; this distinguishes them from seismoscopes, which merely indicate that motion has occurred, perhaps with some simple measure of how large it was.
...
CAS-ALERT https://forms.gle/wr9pr6aBx1sLtxRn6
Buy us a coffee here: https://bmc.link/caseismograph
Permanent URL: YouTube.com/caseismograph/live
CaSei-G7: https://docs.google.com/spreadsheets/d/1kqkp3EwDfalhEF3rxnLExrSWL3z0CDH1NfuTgxrg5JY/edit?usp=sharing
Click here 4 Sales: https://caseismograph.com/
An explanation of the abbreviations can be found at the bottom of this page.
Please read the description of this feed below. This will greatly help you understand what you are seeing on this YouTube Live site.
Welcome, CaSeismograph is the only featured self-made physical seismograph drum internet live feed in the world! We strive to create a live feed that will serve Southern California people giving everyone a chance to communicate and exchang...
published: 03 Nov 2024
How a Seismograph Works
How a Seismograph Works
This video is part of a free science course for homeschool students. The labsheets, textbooks, quizzes, and other materials can be accessed 100% free of charge at http://www.HandsomeScienceTeacher.com
Mr. Bertoch covers your entire science curriculum.
Hundreds of articles
Hundreds of videos
Hands-on Labs
All laid out in on a week-by-week easy to follow plan.
Totally Free!
published: 25 Apr 2012
Seismogram Analysis
How to learn about the occurrence of an earthquake by analyzing the seismogram recordings of the seismic waves.
Download the Reference Table here: https://bit.ly/3ctUaX1 Additional science videos and resources at: https://science.glide.page
Subscribe to my channel: https://www.youtube.com/user/mikesammartano?sub_confirmation=1
published: 28 Dec 2013
Vertical Seismograph
Animation of the principles of a drum-style vertical seismograph station that records up-and-down movement. Seismographs are designed so that slight earth vibrations move the instrument. The suspended mass remains at rest as the spring absorbs some of the motion. The stylus (pen) affixed to the mass, records the relative motion between itself and the rest of the instrument, thus recording the ground motion.
More Info at:
http://www.iris.edu/hq/programs/education_and_outreach/aotm/8
published: 06 Nov 2008
How to Make a Seismograph - STEM Activity
This video will show you how to make your own seismograph, a scientific instrument used to measure the strength of earthquakes. You can find written directions on the Science Buddies website: https://www.sciencebuddies.org/stem-activities/make-a-seismograph
Science Buddies also hosts a library of instructions for over 1,000 other hands-on science projects, lesson plans, and fun activities for K-12 parents, students, and teachers! Visit us at http://www.sciencebuddies.org?from=YouTube to learn more.
*******************************
Connect with Science Buddies:
TWITTER: https://twitter.com/ScienceBuddies
FACEBOOK: https://www.facebook.com/ScienceBuddies
INSTAGRAM: https://www.instagram.com/scibuddy
PINTEREST: https://www.pinterest.com/sciencebuddies
published: 17 Jun 2019
Seismometer earthquake
Seismometer used to measure intensity, direction, and earth movement during earthquake.
published: 10 Jan 2018
🔴BREAKING NEWS: GUNUNG SEMERU ERUPSI di Perbatasan Lumajang Malang, Susul Gunung Lewotobi Laki-laki
Download aplikasi berita TribunX di Play Store atau App Store untuk dapatkan pengalaman baru
TRIBUN-VIDEO.COM -Sebanyak 9 orang dilaporkan meninggal dunia akibat letusan Gunung Lewotobi Laki-laki di Flores Timur, Nusa Tenggara Timur.
Setelah letusan gunung yang terjadi pada tengah malam ini, dua gunung lain ikut mengalami erupsi, yakni Gunung Ibu dan Gunung Semeru.
Badan Pusat Vulkanologi dan Mitigasi Bencana Geologi (PVMBG) Kementerian Enegeri dan Sumber Daya Mineral merilis kabar terbaru setelah Gunung Lewotobi Laki-laki meletus pada Minggu (3/11/2024) malam hingga Senin (4/11/2024) dini hari.
Akibat letusan tersebut, status vulkanik Gunung Lewotobi dari Level III Siaga kini naik menjadi Level IV Awas.
published: 04 Nov 2024
How Does A SEISMOGRAPH Work
A seismograph is an instrument used to detect and record seismic waves, which are vibrations in the Earth's crust caused by various geological phenomena, such as earthquakes, volcanic activity, or human-induced events like explosions. The basic principle behind a seismograph is to measure the ground motion caused by these seismic waves.
Here's a general overview of how a seismograph works:
Sensor (Seismometer): The primary component of a seismograph is the sensor, also known as a seismometer. This device is designed to detect ground motion. Traditional seismometers use a mass suspended within a stationary frame. When the ground shakes, the frame moves, but the suspended mass tends to remain in place due to its inertia. The relative motion between the frame and the mass is then record...
...
CAS-ALERT https://forms.gle/wr9pr6aBx1sLtxRn6
Buy us a coffee here: https://bmc.link/caseismograph
Permanent URL: YouTube.com/caseismograph...
...
CAS-ALERT https://forms.gle/wr9pr6aBx1sLtxRn6
Buy us a coffee here: https://bmc.link/caseismograph
Permanent URL: YouTube.com/caseismograph/live
CaSei-G7: https://docs.google.com/spreadsheets/d/1kqkp3EwDfalhEF3rxnLExrSWL3z0CDH1NfuTgxrg5JY/edit?usp=sharing
Click here 4 Sales: https://caseismograph.com/
An explanation of the abbreviations can be found at the bottom of this page.
Please read the description of this feed below. This will greatly help you understand what you are seeing on this YouTube Live site.
Welcome, CaSeismograph is the only featured self-made physical seismograph drum internet live feed in the world! We strive to create a live feed that will serve Southern California people giving everyone a chance to communicate and exchange information about local earthquakes and future events. As you can imagine, this endeavor is quite an undertaking and we thank you for your support as we look forward to daily growing and informing people of earthquake activity in the SOCAL area.
CaSeismograph is for the young and old, and everyone in between. We desire to keep CaSeismograph a child-friendly place and as scientific and accurate in all aspects. This is why our chat is moderated and we expect the chat users to follow the CaSeismograph Team rules. Please be courteous so everyone will undoubtedly have an enjoyable time.
For more in-depth information on our site, please click here:
https://raspberryshake.org/news/southern-california-live-seismic-activity-on-youtube/
All Physical seismographs, earthquake graphics, images, background, content, video, voice content captured in this live feed are the property of CaSeismograph, and are NOT intended for redistribution, copying, or repeating unless otherwise approved in writing by the content creator, CaSeismograph on YouTube.
CaSeismograph owns the RS Seismograph in Escondido (https://raspberryshake.org/) Our Temescal Valley sensor is displayed by one of our CaSeismograph members and can be found at the Community Station View page of the https://raspberryshake.org/ site.
Please subscribe and share with friends and family. For any questions or inquiries, you may contact CaSeismograph at [email protected].
Thank you!
- The CaSeismograph Team.
Abbreviations: GG = Garden Grove
GMS = Ground Motion Sensor
H = Horizontal
N = North
E = East
S = South
W = West
SMS = Surface Motion Sensor
V = Vertical
CNS = Current Needle Sensitivity
CNT = Current Needle Tracking
CDS = Current Drum Speed
SDR = Single Drum Revolution
LS = Line Speed
LW= Line Width
The white X on RS map = location of the drum and e-Graph
Daytime CNS settings should be between 1000-1500. If/when the CNS setting is over 1550, the needle movement can turn the paper black. Most of the daytime needle movement is caused by urban noise. Earthquakes are still visible during high CNS settings because they overpower the smaller needle movement caused by traffic/construction. Examples of earthquake signatures made by our drums / e-Graphs, click here: https://www.youtube.com/c/CaSeismograph/videos
CaSeismograph has proprietary rights to all content displayed on the CaSeismograph live site.
The Raspberryshake map and RS stations are displayed with the full consent of Raspberryshake.
The EQ list is composed of public domain information found at:
https://scedc.caltech.edu/recent/Quakes/quakes0.html and
https://www.emsc-csem.org/Earthquake/world/
There are currently three hand-picked RS stations we believe to have very well-located RS
geophone sensors. We have displayed them as a guest on our site and would like to get in contact with either one of the owners. Please contact us at [email protected] and we would love to speak to you about officially supporting your RS sensor with credit to your name on our channel.
If you are having a life-threatening emergency, please disconnect and dial 911.
...
CAS-ALERT https://forms.gle/wr9pr6aBx1sLtxRn6
Buy us a coffee here: https://bmc.link/caseismograph
Permanent URL: YouTube.com/caseismograph/live
CaSei-G7: https://docs.google.com/spreadsheets/d/1kqkp3EwDfalhEF3rxnLExrSWL3z0CDH1NfuTgxrg5JY/edit?usp=sharing
Click here 4 Sales: https://caseismograph.com/
An explanation of the abbreviations can be found at the bottom of this page.
Please read the description of this feed below. This will greatly help you understand what you are seeing on this YouTube Live site.
Welcome, CaSeismograph is the only featured self-made physical seismograph drum internet live feed in the world! We strive to create a live feed that will serve Southern California people giving everyone a chance to communicate and exchange information about local earthquakes and future events. As you can imagine, this endeavor is quite an undertaking and we thank you for your support as we look forward to daily growing and informing people of earthquake activity in the SOCAL area.
CaSeismograph is for the young and old, and everyone in between. We desire to keep CaSeismograph a child-friendly place and as scientific and accurate in all aspects. This is why our chat is moderated and we expect the chat users to follow the CaSeismograph Team rules. Please be courteous so everyone will undoubtedly have an enjoyable time.
For more in-depth information on our site, please click here:
https://raspberryshake.org/news/southern-california-live-seismic-activity-on-youtube/
All Physical seismographs, earthquake graphics, images, background, content, video, voice content captured in this live feed are the property of CaSeismograph, and are NOT intended for redistribution, copying, or repeating unless otherwise approved in writing by the content creator, CaSeismograph on YouTube.
CaSeismograph owns the RS Seismograph in Escondido (https://raspberryshake.org/) Our Temescal Valley sensor is displayed by one of our CaSeismograph members and can be found at the Community Station View page of the https://raspberryshake.org/ site.
Please subscribe and share with friends and family. For any questions or inquiries, you may contact CaSeismograph at [email protected].
Thank you!
- The CaSeismograph Team.
Abbreviations: GG = Garden Grove
GMS = Ground Motion Sensor
H = Horizontal
N = North
E = East
S = South
W = West
SMS = Surface Motion Sensor
V = Vertical
CNS = Current Needle Sensitivity
CNT = Current Needle Tracking
CDS = Current Drum Speed
SDR = Single Drum Revolution
LS = Line Speed
LW= Line Width
The white X on RS map = location of the drum and e-Graph
Daytime CNS settings should be between 1000-1500. If/when the CNS setting is over 1550, the needle movement can turn the paper black. Most of the daytime needle movement is caused by urban noise. Earthquakes are still visible during high CNS settings because they overpower the smaller needle movement caused by traffic/construction. Examples of earthquake signatures made by our drums / e-Graphs, click here: https://www.youtube.com/c/CaSeismograph/videos
CaSeismograph has proprietary rights to all content displayed on the CaSeismograph live site.
The Raspberryshake map and RS stations are displayed with the full consent of Raspberryshake.
The EQ list is composed of public domain information found at:
https://scedc.caltech.edu/recent/Quakes/quakes0.html and
https://www.emsc-csem.org/Earthquake/world/
There are currently three hand-picked RS stations we believe to have very well-located RS
geophone sensors. We have displayed them as a guest on our site and would like to get in contact with either one of the owners. Please contact us at [email protected] and we would love to speak to you about officially supporting your RS sensor with credit to your name on our channel.
If you are having a life-threatening emergency, please disconnect and dial 911.
How a Seismograph Works
This video is part of a free science course for homeschool students. The labsheets, textbooks, quizzes, and other materials can be acce...
How a Seismograph Works
This video is part of a free science course for homeschool students. The labsheets, textbooks, quizzes, and other materials can be accessed 100% free of charge at http://www.HandsomeScienceTeacher.com
Mr. Bertoch covers your entire science curriculum.
Hundreds of articles
Hundreds of videos
Hands-on Labs
All laid out in on a week-by-week easy to follow plan.
Totally Free!
How a Seismograph Works
This video is part of a free science course for homeschool students. The labsheets, textbooks, quizzes, and other materials can be accessed 100% free of charge at http://www.HandsomeScienceTeacher.com
Mr. Bertoch covers your entire science curriculum.
Hundreds of articles
Hundreds of videos
Hands-on Labs
All laid out in on a week-by-week easy to follow plan.
Totally Free!
How to learn about the occurrence of an earthquake by analyzing the seismogram recordings of the seismic waves.
Download the Reference Table here: https://bit....
How to learn about the occurrence of an earthquake by analyzing the seismogram recordings of the seismic waves.
Download the Reference Table here: https://bit.ly/3ctUaX1 Additional science videos and resources at: https://science.glide.page
Subscribe to my channel: https://www.youtube.com/user/mikesammartano?sub_confirmation=1
How to learn about the occurrence of an earthquake by analyzing the seismogram recordings of the seismic waves.
Download the Reference Table here: https://bit.ly/3ctUaX1 Additional science videos and resources at: https://science.glide.page
Subscribe to my channel: https://www.youtube.com/user/mikesammartano?sub_confirmation=1
Animation of the principles of a drum-style vertical seismograph station that records up-and-down movement. Seismographs are designed so that slight earth vibra...
Animation of the principles of a drum-style vertical seismograph station that records up-and-down movement. Seismographs are designed so that slight earth vibrations move the instrument. The suspended mass remains at rest as the spring absorbs some of the motion. The stylus (pen) affixed to the mass, records the relative motion between itself and the rest of the instrument, thus recording the ground motion.
More Info at:
http://www.iris.edu/hq/programs/education_and_outreach/aotm/8
Animation of the principles of a drum-style vertical seismograph station that records up-and-down movement. Seismographs are designed so that slight earth vibrations move the instrument. The suspended mass remains at rest as the spring absorbs some of the motion. The stylus (pen) affixed to the mass, records the relative motion between itself and the rest of the instrument, thus recording the ground motion.
More Info at:
http://www.iris.edu/hq/programs/education_and_outreach/aotm/8
This video will show you how to make your own seismograph, a scientific instrument used to measure the strength of earthquakes. You can find written directions ...
This video will show you how to make your own seismograph, a scientific instrument used to measure the strength of earthquakes. You can find written directions on the Science Buddies website: https://www.sciencebuddies.org/stem-activities/make-a-seismograph
Science Buddies also hosts a library of instructions for over 1,000 other hands-on science projects, lesson plans, and fun activities for K-12 parents, students, and teachers! Visit us at http://www.sciencebuddies.org?from=YouTube to learn more.
*******************************
Connect with Science Buddies:
TWITTER: https://twitter.com/ScienceBuddies
FACEBOOK: https://www.facebook.com/ScienceBuddies
INSTAGRAM: https://www.instagram.com/scibuddy
PINTEREST: https://www.pinterest.com/sciencebuddies
This video will show you how to make your own seismograph, a scientific instrument used to measure the strength of earthquakes. You can find written directions on the Science Buddies website: https://www.sciencebuddies.org/stem-activities/make-a-seismograph
Science Buddies also hosts a library of instructions for over 1,000 other hands-on science projects, lesson plans, and fun activities for K-12 parents, students, and teachers! Visit us at http://www.sciencebuddies.org?from=YouTube to learn more.
*******************************
Connect with Science Buddies:
TWITTER: https://twitter.com/ScienceBuddies
FACEBOOK: https://www.facebook.com/ScienceBuddies
INSTAGRAM: https://www.instagram.com/scibuddy
PINTEREST: https://www.pinterest.com/sciencebuddies
Download aplikasi berita TribunX di Play Store atau App Store untuk dapatkan pengalaman baru
TRIBUN-VIDEO.COM -Sebanyak 9 orang dilaporkan meninggal dunia akib...
Download aplikasi berita TribunX di Play Store atau App Store untuk dapatkan pengalaman baru
TRIBUN-VIDEO.COM -Sebanyak 9 orang dilaporkan meninggal dunia akibat letusan Gunung Lewotobi Laki-laki di Flores Timur, Nusa Tenggara Timur.
Setelah letusan gunung yang terjadi pada tengah malam ini, dua gunung lain ikut mengalami erupsi, yakni Gunung Ibu dan Gunung Semeru.
Badan Pusat Vulkanologi dan Mitigasi Bencana Geologi (PVMBG) Kementerian Enegeri dan Sumber Daya Mineral merilis kabar terbaru setelah Gunung Lewotobi Laki-laki meletus pada Minggu (3/11/2024) malam hingga Senin (4/11/2024) dini hari.
Akibat letusan tersebut, status vulkanik Gunung Lewotobi dari Level III Siaga kini naik menjadi Level IV Awas.
Download aplikasi berita TribunX di Play Store atau App Store untuk dapatkan pengalaman baru
TRIBUN-VIDEO.COM -Sebanyak 9 orang dilaporkan meninggal dunia akibat letusan Gunung Lewotobi Laki-laki di Flores Timur, Nusa Tenggara Timur.
Setelah letusan gunung yang terjadi pada tengah malam ini, dua gunung lain ikut mengalami erupsi, yakni Gunung Ibu dan Gunung Semeru.
Badan Pusat Vulkanologi dan Mitigasi Bencana Geologi (PVMBG) Kementerian Enegeri dan Sumber Daya Mineral merilis kabar terbaru setelah Gunung Lewotobi Laki-laki meletus pada Minggu (3/11/2024) malam hingga Senin (4/11/2024) dini hari.
Akibat letusan tersebut, status vulkanik Gunung Lewotobi dari Level III Siaga kini naik menjadi Level IV Awas.
A seismograph is an instrument used to detect and record seismic waves, which are vibrations in the Earth's crust caused by various geological phenomena, such a...
A seismograph is an instrument used to detect and record seismic waves, which are vibrations in the Earth's crust caused by various geological phenomena, such as earthquakes, volcanic activity, or human-induced events like explosions. The basic principle behind a seismograph is to measure the ground motion caused by these seismic waves.
Here's a general overview of how a seismograph works:
Sensor (Seismometer): The primary component of a seismograph is the sensor, also known as a seismometer. This device is designed to detect ground motion. Traditional seismometers use a mass suspended within a stationary frame. When the ground shakes, the frame moves, but the suspended mass tends to remain in place due to its inertia. The relative motion between the frame and the mass is then recorded.
Ground Motion Detection: The seismometer's sensor can detect ground motion in three dimensions: side-to-side (north-south), up-and-down (vertical), and back-and-forth (east-west). Modern seismometers often use sensitive electronic sensors or accelerometers to measure these movements.
Recording Device: The detected ground motion is then recorded on a recording device. In the past, this was often done using a rotating drum with paper and an attached pen or ink stylus. As the drum rotates, the pen or stylus moves up and down, creating a seismogram – a visual representation of the seismic waves over time.
Digital Seismographs: In more modern systems, the analog signals from the seismometer are converted into digital data and recorded electronically. Digital seismographs offer advantages in terms of data storage, transmission, and analysis.
Data Analysis: Seismologists analyze the recorded data to determine various characteristics of the seismic event, such as its magnitude, location, depth, and the type of waves generated.
Seismographs are crucial tools in earthquake monitoring and research. They help scientists understand the behavior of seismic waves, study the Earth's interior structure, and provide early warnings for potential earthquake hazards. The data collected from seismographs contribute to our understanding of earthquake dynamics and improve our ability to mitigate the impact of seismic events.
#howdoesitwork #fyp #education #school #how #knowledge
A seismograph is an instrument used to detect and record seismic waves, which are vibrations in the Earth's crust caused by various geological phenomena, such as earthquakes, volcanic activity, or human-induced events like explosions. The basic principle behind a seismograph is to measure the ground motion caused by these seismic waves.
Here's a general overview of how a seismograph works:
Sensor (Seismometer): The primary component of a seismograph is the sensor, also known as a seismometer. This device is designed to detect ground motion. Traditional seismometers use a mass suspended within a stationary frame. When the ground shakes, the frame moves, but the suspended mass tends to remain in place due to its inertia. The relative motion between the frame and the mass is then recorded.
Ground Motion Detection: The seismometer's sensor can detect ground motion in three dimensions: side-to-side (north-south), up-and-down (vertical), and back-and-forth (east-west). Modern seismometers often use sensitive electronic sensors or accelerometers to measure these movements.
Recording Device: The detected ground motion is then recorded on a recording device. In the past, this was often done using a rotating drum with paper and an attached pen or ink stylus. As the drum rotates, the pen or stylus moves up and down, creating a seismogram – a visual representation of the seismic waves over time.
Digital Seismographs: In more modern systems, the analog signals from the seismometer are converted into digital data and recorded electronically. Digital seismographs offer advantages in terms of data storage, transmission, and analysis.
Data Analysis: Seismologists analyze the recorded data to determine various characteristics of the seismic event, such as its magnitude, location, depth, and the type of waves generated.
Seismographs are crucial tools in earthquake monitoring and research. They help scientists understand the behavior of seismic waves, study the Earth's interior structure, and provide early warnings for potential earthquake hazards. The data collected from seismographs contribute to our understanding of earthquake dynamics and improve our ability to mitigate the impact of seismic events.
#howdoesitwork #fyp #education #school #how #knowledge
...
CAS-ALERT https://forms.gle/wr9pr6aBx1sLtxRn6
Buy us a coffee here: https://bmc.link/caseismograph
Permanent URL: YouTube.com/caseismograph/live
CaSei-G7: https://docs.google.com/spreadsheets/d/1kqkp3EwDfalhEF3rxnLExrSWL3z0CDH1NfuTgxrg5JY/edit?usp=sharing
Click here 4 Sales: https://caseismograph.com/
An explanation of the abbreviations can be found at the bottom of this page.
Please read the description of this feed below. This will greatly help you understand what you are seeing on this YouTube Live site.
Welcome, CaSeismograph is the only featured self-made physical seismograph drum internet live feed in the world! We strive to create a live feed that will serve Southern California people giving everyone a chance to communicate and exchange information about local earthquakes and future events. As you can imagine, this endeavor is quite an undertaking and we thank you for your support as we look forward to daily growing and informing people of earthquake activity in the SOCAL area.
CaSeismograph is for the young and old, and everyone in between. We desire to keep CaSeismograph a child-friendly place and as scientific and accurate in all aspects. This is why our chat is moderated and we expect the chat users to follow the CaSeismograph Team rules. Please be courteous so everyone will undoubtedly have an enjoyable time.
For more in-depth information on our site, please click here:
https://raspberryshake.org/news/southern-california-live-seismic-activity-on-youtube/
All Physical seismographs, earthquake graphics, images, background, content, video, voice content captured in this live feed are the property of CaSeismograph, and are NOT intended for redistribution, copying, or repeating unless otherwise approved in writing by the content creator, CaSeismograph on YouTube.
CaSeismograph owns the RS Seismograph in Escondido (https://raspberryshake.org/) Our Temescal Valley sensor is displayed by one of our CaSeismograph members and can be found at the Community Station View page of the https://raspberryshake.org/ site.
Please subscribe and share with friends and family. For any questions or inquiries, you may contact CaSeismograph at [email protected].
Thank you!
- The CaSeismograph Team.
Abbreviations: GG = Garden Grove
GMS = Ground Motion Sensor
H = Horizontal
N = North
E = East
S = South
W = West
SMS = Surface Motion Sensor
V = Vertical
CNS = Current Needle Sensitivity
CNT = Current Needle Tracking
CDS = Current Drum Speed
SDR = Single Drum Revolution
LS = Line Speed
LW= Line Width
The white X on RS map = location of the drum and e-Graph
Daytime CNS settings should be between 1000-1500. If/when the CNS setting is over 1550, the needle movement can turn the paper black. Most of the daytime needle movement is caused by urban noise. Earthquakes are still visible during high CNS settings because they overpower the smaller needle movement caused by traffic/construction. Examples of earthquake signatures made by our drums / e-Graphs, click here: https://www.youtube.com/c/CaSeismograph/videos
CaSeismograph has proprietary rights to all content displayed on the CaSeismograph live site.
The Raspberryshake map and RS stations are displayed with the full consent of Raspberryshake.
The EQ list is composed of public domain information found at:
https://scedc.caltech.edu/recent/Quakes/quakes0.html and
https://www.emsc-csem.org/Earthquake/world/
There are currently three hand-picked RS stations we believe to have very well-located RS
geophone sensors. We have displayed them as a guest on our site and would like to get in contact with either one of the owners. Please contact us at [email protected] and we would love to speak to you about officially supporting your RS sensor with credit to your name on our channel.
If you are having a life-threatening emergency, please disconnect and dial 911.
How a Seismograph Works
This video is part of a free science course for homeschool students. The labsheets, textbooks, quizzes, and other materials can be accessed 100% free of charge at http://www.HandsomeScienceTeacher.com
Mr. Bertoch covers your entire science curriculum.
Hundreds of articles
Hundreds of videos
Hands-on Labs
All laid out in on a week-by-week easy to follow plan.
Totally Free!
How to learn about the occurrence of an earthquake by analyzing the seismogram recordings of the seismic waves.
Download the Reference Table here: https://bit.ly/3ctUaX1 Additional science videos and resources at: https://science.glide.page
Subscribe to my channel: https://www.youtube.com/user/mikesammartano?sub_confirmation=1
Animation of the principles of a drum-style vertical seismograph station that records up-and-down movement. Seismographs are designed so that slight earth vibrations move the instrument. The suspended mass remains at rest as the spring absorbs some of the motion. The stylus (pen) affixed to the mass, records the relative motion between itself and the rest of the instrument, thus recording the ground motion.
More Info at:
http://www.iris.edu/hq/programs/education_and_outreach/aotm/8
This video will show you how to make your own seismograph, a scientific instrument used to measure the strength of earthquakes. You can find written directions on the Science Buddies website: https://www.sciencebuddies.org/stem-activities/make-a-seismograph
Science Buddies also hosts a library of instructions for over 1,000 other hands-on science projects, lesson plans, and fun activities for K-12 parents, students, and teachers! Visit us at http://www.sciencebuddies.org?from=YouTube to learn more.
*******************************
Connect with Science Buddies:
TWITTER: https://twitter.com/ScienceBuddies
FACEBOOK: https://www.facebook.com/ScienceBuddies
INSTAGRAM: https://www.instagram.com/scibuddy
PINTEREST: https://www.pinterest.com/sciencebuddies
Download aplikasi berita TribunX di Play Store atau App Store untuk dapatkan pengalaman baru
TRIBUN-VIDEO.COM -Sebanyak 9 orang dilaporkan meninggal dunia akibat letusan Gunung Lewotobi Laki-laki di Flores Timur, Nusa Tenggara Timur.
Setelah letusan gunung yang terjadi pada tengah malam ini, dua gunung lain ikut mengalami erupsi, yakni Gunung Ibu dan Gunung Semeru.
Badan Pusat Vulkanologi dan Mitigasi Bencana Geologi (PVMBG) Kementerian Enegeri dan Sumber Daya Mineral merilis kabar terbaru setelah Gunung Lewotobi Laki-laki meletus pada Minggu (3/11/2024) malam hingga Senin (4/11/2024) dini hari.
Akibat letusan tersebut, status vulkanik Gunung Lewotobi dari Level III Siaga kini naik menjadi Level IV Awas.
A seismograph is an instrument used to detect and record seismic waves, which are vibrations in the Earth's crust caused by various geological phenomena, such as earthquakes, volcanic activity, or human-induced events like explosions. The basic principle behind a seismograph is to measure the ground motion caused by these seismic waves.
Here's a general overview of how a seismograph works:
Sensor (Seismometer): The primary component of a seismograph is the sensor, also known as a seismometer. This device is designed to detect ground motion. Traditional seismometers use a mass suspended within a stationary frame. When the ground shakes, the frame moves, but the suspended mass tends to remain in place due to its inertia. The relative motion between the frame and the mass is then recorded.
Ground Motion Detection: The seismometer's sensor can detect ground motion in three dimensions: side-to-side (north-south), up-and-down (vertical), and back-and-forth (east-west). Modern seismometers often use sensitive electronic sensors or accelerometers to measure these movements.
Recording Device: The detected ground motion is then recorded on a recording device. In the past, this was often done using a rotating drum with paper and an attached pen or ink stylus. As the drum rotates, the pen or stylus moves up and down, creating a seismogram – a visual representation of the seismic waves over time.
Digital Seismographs: In more modern systems, the analog signals from the seismometer are converted into digital data and recorded electronically. Digital seismographs offer advantages in terms of data storage, transmission, and analysis.
Data Analysis: Seismologists analyze the recorded data to determine various characteristics of the seismic event, such as its magnitude, location, depth, and the type of waves generated.
Seismographs are crucial tools in earthquake monitoring and research. They help scientists understand the behavior of seismic waves, study the Earth's interior structure, and provide early warnings for potential earthquake hazards. The data collected from seismographs contribute to our understanding of earthquake dynamics and improve our ability to mitigate the impact of seismic events.
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Seismometers are instruments that measure motion of the ground, including those of seismic waves generated by earthquakes, volcanic eruptions, and other seismic sources. Records of seismic waves allow seismologists to map the interior of the Earth, and locate and measure the size of these different sources.
The word derives from the Greek σεισμός, seismós, a shaking or quake, from the verb σείω, seíō, to shake; and μέτρον, métron, measure and was coined by David Milne-Home in 1841, to describe an instrument designed by Scottish physicist James David Forbes.
Seismograph is another Greek term from seismós and γράφω, gráphō, to draw. It is often used to mean seismometer, though it is more applicable to the older instruments in which the measuring and recording of ground motion were combined than to modern systems, in which these functions are separated.
Both types provide a continuous record of ground motion; this distinguishes them from seismoscopes, which merely indicate that motion has occurred, perhaps with some simple measure of how large it was.
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