Answer:
During the process of convection, water that was warmed by the sun loses heat. The water cools, becomes denser, and sinks.
Step-by-step explanation:
The warm water loses energy to its surroundingsand cools. As the water cools, it becomes denser and it sinks. Thecold water travels along the ocean bottom. Then, the cold waterrises to the surface as warm surface water moves away. The coldwater absorbs energy from the sun, and the cycle continues.