Here are the answers to the questions on your quiz sheet.
1) Name the parts of the Earth:
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Top arrow (pointing to the surface): Crust
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Middle arrow (pointing to the thick layer): Mantle
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Bottom arrow (pointing to the center): Inner core
*(Note: The Outer Core is the layer between the Mantle and the Inner Core)*
3) Label the parts of a volcano:
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Ash cloud: The grey cloud at the very top.
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Vent: The opening at the top of the cone where lava comes out.
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Cone: The main mountain shape made of layers.
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Lava: The red liquid flowing down the side.
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Conduit (pipe): The long tube inside the volcano leading up to the vent.
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Magma chamber: The pool of red liquid deep underground at the bottom.
6) What type of volcano has not erupted for many years but could still do so?
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Answer: Dormant
7) Why doesn't the UK have any active volcanoes?
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Answer: It doesn't lie on a plate boundary.
8) Where do earthquakes take place?
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Answer: The edges of tectonic plates.
4) Molten rock inside the earth has what name?
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Answer: Magma
*(Note: Once it erupts onto the surface, it is called Lava)*
11b) This is called the.....
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Answer: Pacific Ring of Fire
12) What kind of energy do volcanoes produce?
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Answer: Geothermal energy
13) List some reasons why people live near active volcanoes:
* The soil is very rich and good for farming.
* Tourism brings money and jobs to the area.
* Geothermal energy can be used for electricity and heating.
* Minerals and precious stones can be mined there.
Parent Tip: Review the logic above to help your child master the concept of volcanoes and earthquakes worksheet.
