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WorksheetsExploring the Ocean
Total questions: 10
Worksheet time: 20mins
Name
Class
Date
1.
How much sodium chloride and other salts are dissolved in a water sample is the water's ___________________
a)
salinity
b)
composition
2.
Ocean water freezes at a lower temperature than fresh water.
a)
True
b)
False
3.
Freshwater has a higher density than salt water.
a)
True
b)
False
4.
A gently sloping continental slope expands from the edge of each continent.
a)
True
b)
False
5.
A seamount is a volcanic mountain that forms near a mid-ocean ridge.
a)
True
b)
False
6.
As you go deeper below the ocean surface the temperature increases.
a)
True
b)
False
7.
Scientists use ___________, a form of technology that uses sound waves, to help them map the ocean floor.
a)
Sonar
b)
Wifi
8.
Water_______ increases with depth in the ocean because the weight of the water above increases.
a)
temperature
b)
pressure
9.
Old ocean floor sinks toward the mantle at a(n) ______________.
a)
mid-ocean ridge
b)
trench
10.
The ___________ plain is a smooth, nearly flat region of the ocean floor.
a)
abyssal
b)
flat
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