Unit 6 Part 4 Earthquakes

What is a force that acts on rock to change its shape or volume?

• stress

• strength

• intensity

• power

The stress which pushes a mass of rock in two opposite directions is known as ____.

• compression

• shearing

• tension

• pushing

Use the diagram to answer the questions.

Which point marks the epicenter of the earthquake?

• A

• B

• C

• D

Use the diagram to answer the questions.

What is true about the focus?

• It is the point where the most surface damage will occur.

• It is the point where the waves are attracted.

• It is the point of failure where the waves originate.

• It is the point directly on the surface of the Earth

A ____ fault forms as a result of compression.

• normal

• strike-slip

• reverse

• lateral

The San Andreas Fault, a result of horizontal shear, is a ____ fault.

• reverse

• normal

• strike-slip

• thrust

Which fault experiences only horizontal movement?

• A

• B

• C

Which fault has the two trees formerly side by side become closer after faulting?

• A

• B

• C

Which fault is like the San Andreas Fault in California?

• A

• B

• C

Which fault experiences tension from stretching?

• A

• B

• C