Volcanoes - Module 1 (FIRST QUARTER)

1. What is the outermost layer of the Earth?

• crust

• core

2. The crust and upper mantle make up Earth’s __________.

• lithospehere

• atmosphere

. Which statement about the Earth’s crusts is CORRECT? A. Continental and oceanic crusts have the same weight. B. Continental crust is heavier than oceanic crust. C. Continental crust is thicker than oceanic crust. Volcanoes, Earthquakes, and Mountain Ranges! D. Oceanic crust is thicker than continental crust.

• C

• D

4. What do we call the continuously moving part of the earth’s crust? A. fault B. fissure C. fracture D. plate

• D

• A

5. Which theory states that the entire crust is broken and is continuously moving? A. Continental Drift C. Seafloor Spreading B. Plate Tectonics D. Titanic Theory

• B

• C

6. Which of the following is NOT a result of Plate Tectonics? A. earthquake B. fault lines C. landslides D. mountains

• C

• A

7. This earthquake type happens when the shifting of Earth’s plates is driven by the sudden release of energy within some limited region of the rocks of Earth. A. aftershock B. foreshock C. tectonic D. volcanic

• C

• D

8. How are tsunamis created? A. A submarine earthquake causes a huge amount of water to be displaced. B. Differences in temperature cause hot seawater to rise. C. The gravitational pull of the moon causes the ocean water to rise. D. Topography underwater causes disturbances in the oceans’ current.

• A

• B

9. A landmass that projects well above its surroundings is a mountain. What do you call a chain of mountains? A. mountain area C. mountain range B. mountain chain D. mountainous

• C

• A

10. It is the location on the Earth's surface directly above the focus of an earthquake. A. center B. direct center C. epic center D. epicenter

• epicenter

• center