1. Many tsunamis are caused by ______. EARTHQUAKES

2. The word tsunami is from a _____ word. JAPANESE

3. Most tsunamis occur in the _________ PACIFIC OCEAN

4. A tsunami starts when a huge volume of ___ is quickly shifted. WATER

5. In the deep ocean, tsunamis are ______. BARELY NOTICEABLE WAVES

6. Does every underwater earthquake cause a tsunami? NO

7. Can an underwater rock slide cause a tsunami? YES

8. The fastest tsunami can travel as fast as a ___. JET

9. The top of a wave is called the _____. CREST

10. The bottom of a wave is called the _____. TROUGH