The third wire in a three-pronged plug is called a

As a pendulum bob swings back and forth several times, the maximum height it reaches becomes less and less. this is because more and more of the pendulum bob's energy is being transformed into a. heat energy b. kinetic energy c. potential energy d. kinetic energy and potential energy

Positrons are spontaneously emitted from the nuclei of

What causes the formation of ocean currents?