Earthquakes

Front

What is an instrument that detects and measures earthquakes?

Back

Seismograph

Front

What city has an S-P interval of 4 seconds based on seismogram data?

Back

Guadalajara, Mexico

Front

Which body waves move in a wave-like pattern?

Back

S Waves

Front

Which seismogram represents a city that is far from the epicenter of an earthquake?

Back

Nome, Alaska

Front

What letter represents the movement created by the P Wave?

Back

B

Tags

NGSS.MS-PS4-1

Front

What is the focus of an earthquake?

Back

The point within the Earth where an earthquake originates.

Tags

NGSS.MS-ESS3-2

Front

What is the epicenter of an earthquake?

Back

The point on the Earth's surface directly above the focus.

Tags

NGSS.MS-ESS3-2

Front

What are P Waves?

Back

Primary waves that are the first to arrive during an earthquake and compress and expand the material they move through.

Front

What are S Waves?

Back

Secondary waves that arrive after P Waves and move the ground up and down or side to side.

Front

What is a seismogram?

Back

A visual record produced by a seismograph that shows the intensity and duration of seismic waves.

Tags

NGSS.MS-PS4-2