Acar is moving at 12 m/s and has a mass of 600 kg. what is the kinetic energy of the car? (formula: ke = 1/2 mv^2)

Which of the following changes will result in a stronger electromagnet? a. using fewer coils of wire b. using a higher voltage c. using a shorter nail d. using a longer wire

Which lists the fundamental forces in order, from strongest to weakest? strong nuclear, weak nuclear, electromagnetic, gravitational strong nuclear, electromagnetic, weak nuclear, gravitational gravitational, weak nuclear, electromagnetic, strong nuclear electromagnetic, gravitational, strong nuclear, weak nuclear

Ryan is examining the energy of the particles in a bar of gold. what is ryan most likely studying?