1. Coal is in the underground and we have to dig it out. Water is always there and circulating. Wind and Solar are things that have and will exist for a long time. We can use them and cycle them
Answer:
Serengeti is the answerrr
C. Nuclear to be honest, I don’t know, but I think this is the answer.
Explanation: The standard unit of velocity is metre per second. Velocity can be defined as the displacement of a body per unit time.
Much pollution fills the air because of train s which let off steam that contains chemicals.