2. who were the first philosophers to propose that atoms existed? what time period was
this?

"Greek Origins" were the first philosophers to propose that atoms existed.

Explanation:

The idea that all matter is made up of tiny, indivisible particles, or atoms, is believed to have originated with the Greek philosopher Leucippus of Miletus and his student Democritus of Abdera in the 5th century B.C. (The word atom comes from the Greek word atomos, which means “indivisible.”)

trig 15.3 cos

well, you would divide 135 by 33 to get your answer. then that is how many seconds it would take. boardman should fly about 132 m or 4.090909090909091 seconds.