A 100 kg roller coaster car is located at the top of a hill where the height is 20 m. What is the velocity when it reaches the bottom of the hill? 5.5 m/s 11.2 m/s 16.7 m/s 19.8 m/s

A thin film of oil rests on an inclined plane

In the equation for potential energy, what quanity do you find when you multiply m times g?

We can determine the velocity of a wave when given the frequency and the a. amplitude b. Equilibrium c. trough d. wavelength

You dribble a basketball while walking on a basketball court. List and describe at least 3 pairs of action-reaction forces in this situation.

Lance is rubbing two sticks together. The friction causes the kinetic energy from rubbing the two sticks to be converted into A. heat energy. B. chemical energy. C. potential energy. D. electrical energy.

What are the three properties of gravity

How do matter and energy interact?

What is something that has a lot of thermal energy?

Why do we use a shunt on the galvanometer

Two of the element sodium combine with one of the element chlorine to form the sodium chloride.