A) rise of sea water and its movement toward the coast
B) fall of sea water and its movement toward the sea
C) rise and fall of sea water due to gravitational forces
D) difference between high and low tide
Correct Answer: D
Solution :
Tides occur due to the gravitational pull of Sun and Moon on Earth especially Moon .Tidal range refers to the range or difference between the height of high and low tides. High tides occur when Earth, Moon and Sun comes in a straight line and low tides occur when Sun and Moon are placed at perpendicular to the Earth.
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