Tides change every 12 hours and they are caused by the moon's gravity
The flooding and ebbing of the tides.
Tides change daily but are usually six hours apart.
Tide is the answer.
It is called the tide, or tides.
6
Two high tides and two low tides altogether four
It is the gravity pull of the moon and the gravity pull of the sun that causes tides.
Moon's gravitation is the cause of the ocean tides.
TIDES
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Tides
TIDES