Earthquakes and Volcanoes
Explore the powerful natural phenomena of earthquakes and volcanoes with this engaging Grade 4 science worksheet.
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Topics
Earthquakes and Volcanoes
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Read each question carefully and answer to the best of your ability.
1. What causes the ground to shake during an earthquake?
Wind blowing hard
Plates in the Earth's crust moving
Rain falling heavily
Animals running
2. What is molten rock called when it is inside the Earth?
Lava
Magma
Ash
Rock
3. The opening in a volcano where lava and ash escape is called a .
4. Scientists who study earthquakes are called .
5. Look at the diagram below. What is the name of the place where an earthquake begins deep inside the Earth?
6. Describe one way people can stay safe during an earthquake.
7. All volcanoes erupt constantly.
True
False
8. The Earth's crust is broken into large pieces called tectonic plates.
True
False
Use the words below to complete the sentences.
9. When a volcano explodes and releases ash and molten rock, it is called an .
10. A is a tool used to measure the strength of an earthquake.