Earth Test

Earth Test

Assessment

Flashcard

Science

8th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the San Andreas Fault?

Back

A major fault line in California where the Pacific Plate and North American Plate slide past each other.

2.

FLASHCARD QUESTION

Front

What type of boundary is formed at Mount St. Helens?

Back

A convergent boundary where two tectonic plates collide.

3.

FLASHCARD QUESTION

Front

What is subduction?

Back

The process where one tectonic plate moves under another and is forced into the mantle.

4.

FLASHCARD QUESTION

Front

What are convection currents?

Back

The movement of fluid caused by differences in temperature and density, often seen in the mantle.

5.

FLASHCARD QUESTION

Front

How do S-waves move through a medium?

Back

The material in an S-wave moves perpendicular to the direction the wave travels.

6.

FLASHCARD QUESTION

Front

What is the difference between P-waves and S-waves?

Back

P-waves are compressional waves that move parallel to the wave direction, while S-waves are shear waves that move perpendicular.

7.

FLASHCARD QUESTION

Front

What is a tectonic plate?

Back

A large slab of solid rock that makes up the Earth's lithosphere.

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