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Q: Why do all seismograph around the world detect P waves about me some seismographs around the world detect S waves?
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Related questions

What is used to record shock waves?

seismographs


What device is used to record seismic waves?

Seismic waves are measured by seismographs, geophones, hydrophones and accelerometers.


What is an instrument used to measure and record ground movements during an earthquake?

earthquakes are measured by seismic waves so scientists use a seismograph. there are a bunch of seismographs at a station and each one records the same stuff according to the p, s, and surface waves.


An instrument used to detect and record earthquakes?

seismic waves


What instrument detects seismic waves?

A seismograph is one such instrument...there might be others.


How do you stop ultrasonic waves?

With a seismograph. While professional seismographs use electronic transducers to detect small movements of a mass, a very simple one can be built with a simple pendulum having a pen attached to it to draw its movements on a sheet of paper.


What is the shawdow zone?

An area of Earth's surface where seismographs cannot detect an earthquake after waves has passed.


Is there a device to detect low frequency infra sound waves?

The most common such devices are the seismographs and Hydraphones.


What tool is used to measure an earthquake?

Scientists use a recording instrument called a seismograph to detect ground motions caused by seismic waves from earthquakes.


What is an instrument used to detect and record earthquakes?

There are two instruments, which are basically the same thing. There is the seismograph , and a more specific tool measures the waves on what is called the Richter scale. Earthquakes are given a number from one to ten, ten being the strongest. The strongest earthquake that their ever was, was measured a 9.3.


What do you call an instrument used to detect and record earthquakes?

Seismometer (or seismograph) and it measure seismic waves


Does a seismograph record the air movementscaused by seismic waves?

Seismographs cannot measure volcanoes. When you research about seismographs, it may show thing about volcanoes. This is because right before a volcano erupts, it can cause little earthquakes and seismographs measure earthquakes!