Glaciers cause depressions. People dam rivers. Landslides block a river.
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25
Name 4 ways rivers and lakes are used.
Wildlife habitats; Source of water for communities, agriculture, industry; Ship goods from one place to another; dams create energy
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10
What do we call something that has to do with the ocean?
marine
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15
Ocean water and freshwater bring lots of nutrients into an estuary which causes:
Productive ecosystems, lots of animals, and rapidly growing plants
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15
______ is a compound made of hydrogen and oxygen.
water
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15
A ___ is a big body of water flowing through an area with land on either side.
river
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15
Water that is not salty, found in lakes and streams is called ___ .
Freshwater
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15
What types of environments are found in the ocean?
Open ocean and coastal habitats
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15
Water from rain or snow that moves into rivers or the ground is called:
runoff
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20
97.5% of the Earthâs water is covered in what type of water?
salt water
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25
Describe one way that water and land affect each other.
Glaciers carve out rock & form lakes. Heavy rains can cause landslides. Rivers erode the land. Ocean waves carry away sand. Groundwater creates tunnels & caves
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15
A coastal body of water where freshwater from a river mixes with saltwater from the ocean is called ...
estuary
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15
A body of water surrounded by land that is often fresh but sometimes salty is called...