I’m a machine, work output is less than work input because some energy is converted into thermal energy. true or false

I believe the answer tis true. I think it's a solar panel.

the answer is b. 0; 4

the oceanic zone is typically defined as the area of the ocean lying beyond the continental shelf, but operationally is often referred to as beginning where the water depths drop to below 100 meters (328 feet), seaward from the coast to the open ocean.

explanation: