Roger is studying how energy from the sun changes to chemical energy in plants and to mechanical energy in animals. he is studying

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.

you're crazy : )

haha

it's made from mineral oil