Oil is the anwser because it is man made and natural and humans will need it a lot in the future
Answer:
I believe it was droughts or not enough drinking water
Explanation:
Convective zone I am pretty sure !:)
c
Explanation:
which is blue light. It has the shortest wavelength in the rainbow
Answer: Body waves travel through earths interior while surface waves travel along the earths surface. Body waves travel more rapidly than surface waves.
Explanation:
