Earthquakes and Faults Summative Test

PART 1

Earthquakes are caused by a sudden slip on a _________.

True or False. Faults occur during earthquakes.

• TRUE

• FALSE

The fault surface can be vertical, horizontal, or at some angle to the surface of the earth.

• TRUE

• FALSE

A___________ is a thin zone of crushed rock separating blocks of the earth's crust.

What causes the shaking during an earthquake?

• A. When enough stress is build-up

• B. When the rocks slip, and energy waves are released

• C. Both A and B

• D. None of these

The fault surface can be _________ and _________.

Which among the following are classifications of Faults?

• A. Fault Block

• B. Normal Fault

• C. Reverse Fault

• D. All of these

What fault classification is the picture above?

• A. Normal Fault

• B. Reverse Fault

• C. Strike-Slip Fault

• D. None of the above

What do you call the fault above?

• A. Normal Fault

• B. Strike-Slip Fault

• C. Fault Block

• D. None of these

As __________ pass through the Earth, they are refracted, or bent, like rays of light bend when they pass through a glass prism.