Ocean waves are caused by

density

thermal energy

the wind

the moon

the wind

Explanation:

Ocean waves are most commonly caused by winds. They stir up surface waves on the ocean.

When wind blows across the surface of the ocean, they stir up the ocean surface.

The air molecules collides with the water molecules setting up a disturbance. This disturbance produces the energetic and breaking ocean waves we see.

the correct option is c.

isotopes refers to different forms of the same element with the same atomic number but different mass number as a result of difference in their neutron numbers. isotopes have different relative atomic mass but share the same chemical properties.