If coal was our Primary source it would help the world but population would be higher and it can damage animals,people will be able to drive calm without problems ithe world
A large elliptical galaxy. Hope this helped
I think the answer is c but I'm not sure
Answer:
Both AC and DC describe types of current flow in a circuit. In direct current (DC), the electric charge (current) only flows in one direction. Electric charge in alternating current (AC), on the other hand, changes direction periodically.
