Earthquake

Earthquake

Assessment

Flashcard

Physics

7th - 8th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is an earthquake?

Back

An earthquake is the shaking of the surface of the Earth resulting from a sudden release of energy in the Earth's lithosphere that creates seismic waves.

2.

FLASHCARD QUESTION

Front

What causes earthquakes?

Back

Earthquakes are primarily caused by the movement of tectonic plates, which can collide, pull apart, or slide against each other.

3.

FLASHCARD QUESTION

Front

What is the epicenter of an earthquake?

Back

The epicenter is the point on the Earth's surface directly above where an earthquake originates.

4.

FLASHCARD QUESTION

Front

What are P waves?

Back

P waves, or primary waves, are the fastest seismic waves that travel through the Earth and are the first to be detected by seismographs.

5.

FLASHCARD QUESTION

Front

What are S waves?

Back

S waves, or secondary waves, are seismic waves that travel slower than P waves and can only move through solids.

6.

FLASHCARD QUESTION

Front

What is the Richter scale?

Back

The Richter scale is a logarithmic scale used to measure the magnitude of an earthquake based on the amplitude of seismic waves.

7.

FLASHCARD QUESTION

Front

What is the geosphere?

Back

The geosphere is the solid part of the Earth, including the crust and the upper mantle.

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