A seismograph is the device that scientists use to measure earthquakes. The goal of a seismograph is to accurately record the motion of the ground during a quake
The seismograph needle fluttered wildly during the aftershock.
Here are some sentences.Scientists use a seismograph to measure movement in the earth.The seismograph showed that an earthquake had occurred.
A seismograph is the device that scientists use to measure earthquakes. The goal of a seismograph is to accurately record the motion of the ground during a quake
They use a seismograph
Since a seismograph is a device used to measure the magnitude earthquakes, someone who studies earthquakes would use it.
The seismograph measured the intensity of the seismic waves
Use a seismograph.
A seismograph.
seismogram and seismograph!
Use a Seismograph.
Lilly, who is a scientist, used a seismograph to determine the strength of the earthquake that had just hit Haiti.
They use a seismograph to predict tsunamis.