A car traveling on a street stopped 30 meters after the brakes were applied. About how fast was the car traveling?

Why is gravitational potential energy negative?

Why does a metal spoon left on a bowl of hot soup become warm? A) Metal is a conductor. B) Metal is an insulator. C) Metal produces its own heat. D) Metal heats up from magnetism.

Why might the filament inside a lamp melt when the lamp is first switched on?

Which uses motion of water in nature to produce electricity? A. Solar power B. Nuclear power C. Wind power D. Hydroelectric power

How is heat transferred through radiation? A. Through the direct contact of particles B. Through the motion of hot and cold liquid C. Through the rising of a warm gas D. Through electromagnetic waves

Are you willing to do a project?

The first stage in the GAS model of stress is a. analyzing a stressor b. adaptation c. resistance d. alarm and mobilization

You drop a rock down a well that is 31 m deep. How long does it take the rock to hit the bottom of the well?

the power in an electrical circuit is given by the equation p=lr, where l is the current flowing through the circuit and r is the resistance of the circuit. what is the power in a circuit that has a current of 12 amps and a resistance of 100 ohms?

An astronaunt in a space capsule orbiting the earth experience weightlessness. why?