Why does heat transfer in metal faster than it will in air

Name three different units of energy used to measure heat and describe what type of situations each is usually used.

What is the measurement of how fast an object moves relative to a reference point?

Which body is in equilibrium? (1) a satellite orbiting earth in a circular orbit (2) a ball falling freely toward the surface of earth (3) a car moving with a constant speed along a straight, level road (4) a projectile at the highest point in its trajectory