Tsunami Exploration Worksheet
This worksheet explores the causes, characteristics, and impacts of tsunamis, aligning with Grade 7 Earth and Space Science standards.
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Tsunami Exploration Worksheet
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Read each question carefully and answer to the best of your ability. Use complete sentences for short answer questions.
1. What is the most common cause of a tsunami?
Strong winds
Underwater earthquakes
Heavy rainfall
Volcanic eruptions on land
2. As a tsunami approaches the coastline, what typically happens to its speed and height?
Speed increases, height decreases
Speed decreases, height increases
Both speed and height decrease
Both speed and height increase
3. A tsunami is a series of ocean waves caused by large-scale disturbances, most commonly underwater .
4. The point where the ocean floor dramatically drops off, causing tsunami waves to slow down and grow taller, is often referred to as the .
5. Describe the 'drawback' phenomenon that can occur before a tsunami strikes the coast.
6. Observe the diagram below showing a cross-section of a tsunami. Label the following parts: Epicenter, Deep Ocean, Shallow Water, Wave Height Increase.
7. Tsunamis are often called 'tidal waves' because they are caused by tides.
True
False
8. The Pacific Ring of Fire is an area known for frequent earthquakes and volcanic eruptions, making it a high-risk zone for tsunamis.
True
False