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Ocean in Motion: Waves - Quick Quiz
1. The trough is the lowest point between two waves.
True
 False
2. What are the 3 types of breaking waves? Check all that apply.
Surging
 Scrolling
 Spilling
 Plunging
 Purging
3. Fetch is the length of time a single gust of wind blows across the water.
True
 False
4. If you followed a single drop of water during a passing wave, in which motion would it move?
Forward
 Vertical circle
 Horizontal circle
 None of the above
5. What is the horizontal distance, either between the crests or troughs of two consecutive waves?
Wave period
 Wavelength
 Wave height
 Duration
6. Which event(s) below can cause a tsunami?
Underwater Volcanoes
 Underwater Earthquakes
 Underwater Landslides
 all of the above

Answers (for non Java-Script enable browsers):

1. True. The trough is the lowest point between two waves.

2. Scrolling.

3. True. Fetch is the distance a gust of wind blows across the water.

4. Vertical circle

5. Wavelength

6. all of the above

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