The lower the percent of energy required for a machine to perform work, the more energy efficient it is. select the best answer from the choices provided t f

The plum pudding model of the atom states that ?

The human body stores chemical energy from digested food. some of the chemical energy is converted into mechanical energy when the body moves. which statement best supported by this information

Ametal ball with a mass of 0.028 kg is dropped from rest at a height of 1.0 meters above the ground. assuming the energy in the ball is conserved, how much kinetic energy will the ball have when it is 0.5 meters above the ground?