Earthquakes and Volcanoes Worksheet
Explore the powerful forces of earthquakes and volcanoes with this Grade 7 science worksheet, covering causes, effects, and related terminology.
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Earthquakes and Volcanoes
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Date:
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Read each question carefully and answer to the best of your ability.
1. What is the name of the instrument used to detect and record seismic waves?
Barometer
Anemometer
Seismograph
Thermometer
2. What is the process by which molten rock, ash, and gases are ejected from a volcano?
Erosion
Weathering
Eruption
Subduction
3. Earthquakes are caused by the sudden shifting of Earth's tectonic .
4. The molten rock beneath the Earth's surface is called .
5. A is a large ocean wave caused by an underwater earthquake or volcanic eruption.
6. The Richter scale measures the intensity of volcanic eruptions.
True
False
7. Volcanoes are typically found along plate boundaries.
True
False
8. Briefly explain the difference between magma and lava.
9. Label the parts of the volcano in the diagram below.
A:
B:
C:
D: