Amaterial that provides resistance to the flow of electric current is called a(an) (1 points)

A10.0 kg cart and a 15kg cart are locked together with a compressed spring between them. they are then released so that the spring pushes the two carts apart. the 10.0 kg cart is moving at 4.5 m/s afterward. how fast is the 15kg cart moving? 3.0 m/s 2.0 m/s 4.5 m/s 5.0 m/s

Energy is the ability to do work which measures what

What is the length x of the side of the triangle below? (hint: use the cosine function)