Ocean Water Answers

10 verified answers
1
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Which ocean borders Africa on the western coast?

A
Arctic Ocean
B
Indian Ocean
C
Pacific Ocean
D
Atlantic Ocean
3

Which is one feature of the ocean floor found in the open ocean?

A
trench
B
abyssal plain
C
continental slope
D
continental shelf
4

Where does the salt in oceans come from?

A
Glaciers contain salt and melt into the ocean.
B
Pollution from trucks adds salt into the ocean.
C
Minerals from the land are washed into the ocean.
D
Decomposing fish and plants in the ocean increase salinity.
5

Which factor affects the temperature of ocean water?

A
depth
B
salinity
C
number of organisms
D
amount of dissolved gases
6

Which ocean surrounds Antarctica at the South Pole?

A
Arctic Ocean
B
Indian Ocean
C
Atlantic Ocean
D
Southern Ocean
9

What happens when water’s salinity increases?

A
Mass decreases.
B
Freezing point decreases.
C
Buoyancy of objects decreases.
D
The amount of dissolved minerals decreases.
10

Which underwater ecosystem is made of calcium carbonate structures?

A
tide pools
B
coral reefs
C
kelp forests
D
salt marshes

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