Topic: Seismograph Works
Not finding your answer? Try searching the web for Seismograph Works
Answers to Common Questions
How do Seismographs Work?
Seismographs are machines used to measure earthquakes by recording the motion of the ground during an earthquake. The best seismographs are isolated and secured to the bedrock, to ensure a correct measurement. Read More »
Source: http://answers.ask.com/Science/Nature/how_do_seismographs_work
How does a Seismograph Work?
Seismographs measure the motion of the earth during an earthquake. They use an object, the seismometer, suspended on springs in a case to gauge the motion from. Modern seismographs use electromagnets to detect even small movements. You can ... Read More »
Source: http://answers.ask.com/Science/Nature/how_does_a_seismograph_work
How do modern seismographs work?
There are a number of different types of seismometers and they all work in slightly differing ways but generally are based around the same principle. That principle is inertia. Inertia basically means that stationary masses will remain stat... Read More »
Source: http://wiki.answers.com/Q/How_do_modern_seismographs_work
More Common Questions
Answers to Other Common Questions
a seismograph is a device that measures earthquakes. IT works on the principle of inertia of rest, when the earth shakes then the pen of the seismograph due to its inertia of rest starts to shake with the shaking of earth and makes the reco...
Read More »
Source: http://wiki.answers.com/Q/How_does_a_modern_seismograph_work
The seismograph works as follows. A pen, along with a particular calculated amount of (small) weight is attached to a spring. The other end of the spring is attached to a heavy and stable(so that it can with stand the earthquakes) base supp...
Read More »
Source: http://wiki.answers.com/Q/How_does_an_old_seismograph_work
For some earthquakes scientists have no problem figuring out where they occurred. If a quake happens in a populated area and is large enough, felt-report maps such as in figure 1.3 present approximately circular zones around the region wher...
Read More »
Source: http://www.utexas.edu/utpress/excerpts/exfrotex.html
the first seismograph had about 8 dragons on the outside of the egg shaped pot. the dragons had balls in their mouth that were pure metal. if theground shook, the ball would drop from the mouth, and go into a metal frog shaped cup.
Read More »
Source: http://wiki.answers.com/Q/How_did_the_ancient_Chinese_seismograph...
historians believe there was a pendulum inside and when an earthquake hit, the pendulum swung causing it to hit a lever which would cause a dragon facing the direction of the quake to drop its copper ball into the mouth of a toad below
Read More »
Source: http://wiki.answers.com/Q/How_did_the_seismograph_of_Chang_Heng_W...
because if the pen vibrated then the seismograph wouldn't work and it would defeat the purpose. the machine only works if the pen is still. if the pen is still the machine will guide it by the heartbeat lines the pen creates.
Read More »
Source: http://wiki.answers.com/Q/Why+wouldnt+a+seismograph+work+if+the+p...
Natural Disasters Image Gallery Jason Reed/Getty Images The Richter scale is a logarithmic scale, meaning that the numbers on the scale measure factors of 10. See more pictures of natural disasters. A seismograph is the device that scientis...
Read More »
Source: http://travel.howstuffworks.com/question142.htm%20497190999032113...
