Question

what is d use of Ocean Thermal Energy??

Answer 1

 Ocean Thermal Energy is used to produce electricity

the water above the ocean will be hot 
the water 2 km below the ocean will be cooler

they take this difference and produce electricity

Answer 2

Ocean thermal energy uses d temperature i.e. difference between cooler deep and warmer shallow or surface seawaters to run a heat engine and produce useful work, generally in d form of electricity. hope I helped u... Plz mark as the BRAINLIEST answer if helpful....