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4a2 review
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What are they?
mountains
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What happens to the fresh water if the ice melts?
it turns to salty water
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When rock moves.
erosion
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The Earth is made up of plates. They are always / never moving.
always
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Where is most of Earths fresh water?
glaciers and ice caps
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Is magma underground or overground?
underground
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What % of water is fresh water?
3%
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What comes out of a volcano?
lava
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When plates crash an _____ can happen.
Earthquake
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When rock stops moving.
deposition
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How many layers does the Earth have?
4 layers
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When rock breaks down because of wind or water
weathering
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what is the outside layer of the earth called?
crust
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What is it?
volcano
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