When describing how power and work are similar you would want to mention that you must know time to determine both work and power
you must know force in order determine both work and power
you must know energy in order to determine both work and power
you must know velocity to determine both work and power

An open cart is moving along a straight frictionless horizontal track. when rain starts falling vertically into the cart, what happens to the speed of the cart?

The energy produced as a result of this flow of electrons from atom to atom is called

Ahot-air balloon takes off from the ground traveling vertically with a constant upward acceleration of magnitude g/4. after time interval δt, a crew member releases a ballast sandbag from the basket attached to the balloon. how many seconds does it take the sandbag to reach the ground? (express your answer in terms of δt)