Your feet on hot sand

State one advantage and one disadvantage of using a plane mirrior as a driving mirrior

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.

The law of the conservation of momentum says that the total momentum of any closed and isolated system cannot