Question

what are tides and how are they caused​

Answer 1

Answer:

Tides are caused by gravitational pull of the moon and the sun. The rise and fall of the tides play an important role in the natural world and can have a marked effect on maritime-related activities.

Answer 2

$\huge\underline\mathcal\red{Answer:-}$

The rythmic rise and fall of ocean water that occur twice in a day is called a tide. tides are caused by the gravitational forces exerted by the sun and the moon or the Earth's surface.