What kind of quantity is a force? vector quantity

scalar quantity

molecular quantity

Newton quantity

How does the kinetic energy of a charge change as the charge moves under the effect of an electric field from higher potential to lower potential? a.the kinetic energy increases.b.the kinetic energy decreases.c.the kinetic energy remains the same.d.the kinetic energy is always zero.

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?

If jerome is swinging on a rope and transferring energy from gravitational potential energy to kinetic energy, is being done.