Choose the letter of the correct answer. Write your answers on a

separate sheet of paper.

1. What usually happens when two blocks of the Earth suddenly slip

past one another, or break apart from each other as a result of tension

caused by the prolonged energy build up ?

A. earthquake C.tsunami

B. flood D.volcanic eruption

2. What type of earthquake occurs when two tectonic plates move

suddenly against each other ?

A. explosive C.volcanic

B. non explosive D.tectonic

3. What type of earthquake occurs in areas that are associated with

volcanic activities ?

A. explosive C.volcanic

B. non explosive D.tectonic

4. Which refers to the amount of energy released by the earthquake from

its focus?

A. epicenter C. intensity

B. focus D. magnitude

5.Where is an earthquake’s epicenter found ?

A. directly above the focus C. directly above the magnitude

B. directly below the focus D. directly below the magnitude

6. What is produced when an earthquake occurs under the sea ?

A. avalanche C. landslide

B. fire D. tsunami

7. What do you call the opening in the earth’s crust where lava,

pyroclasts, and gases are ejected onto the surface during eruptions?

A. fault C. plate

B. mountain D. volcano

8. What occurs when hot materials from the Earth's interior are thrown

out of a volcano?

A. earthquake C. fault

B. deep trench D. volcanic eruption​