Earthquakes

Front

What type of wave is the first to arrive after an earthquake occurs?

Back

P Wave

Tags

NGSS.HS-PS4-1

Front

What are P Waves?

Back

P Waves are body waves that squeeze and stretch rock materials as they pass through the Earth.

Tags

NGSS.MS-ESS3-2

NGSS.MS-PS4-2

Front

What instrument detects and records waves produced by earthquakes?

Back

Seismograph

Tags

NGSS.MS-PS4-2

Front

What is the epicenter of an earthquake?

Back

The epicenter is the point on the surface directly above the focus of the earthquake.

Front

What is the focus of an earthquake?

Back

The focus is the point within the Earth where an earthquake originates.

Front

What are S Waves?

Back

S Waves are secondary waves that move through the Earth and can only travel through solids.

Tags

NGSS.MS-PS4-2

Front

How do seismic waves travel through different materials?

Back

Seismic waves travel at different speeds depending on the material they pass through, with faster speeds in denser materials.

Tags

NGSS.MS-PS4-2

Front

What is the difference between body waves and surface waves?

Back

Body waves travel through the Earth's interior, while surface waves travel along the Earth's surface.

Front

What is the Richter scale?

Back

The Richter scale is a logarithmic scale used to measure the magnitude of earthquakes.

Tags

NGSS.MS-ESS3-2

Front

What is a tsunami?

Back

A tsunami is a series of ocean waves caused by large disturbances, such as underwater earthquakes.

Tags

NGSS.MS-ESS3-2