Earth is always rotating around the sun that means if it were winter on one side of the world, (that is not on the side of the sun) the other side of the world would be summer, ( the side that the sun is shining on)
Answer:
Because it usually takes a long time, and is a very long process.
Explanation:
Airborne is the most common.
D. It's harder body parts. A lot of fossils are of the skull, therefore that would lead one to think that it would be harder<span />