Imagine a line drawn from the middle of the lower jaw to the back of the head.

what are four facial bones on the midline?

what are four cranial bones on the midline?

what are the bones that form the jaw?

true is the answer : )

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.