Organisms that live in the abyssal zone eat: a. they get energy from photosynthesis c. dead things that drop from shallower water b. they hunt small school of fish d. the use chemosynthesis for energy

here is the answer

water, ice, acids, salts, plants, animals, and changes in temperature are all agents of weathering. weathering is the breaking down or dissolving of rocks and minerals on earths surface. once a rock has been broken down, a process called erosion transports the bits of rock and minerals away.