Which of the following is an example of a change from gravitational potential energy to kinetic energy?

A. Fuel being burned in a car engine
B. A person going down a waterslide
C. Hands being rubbed together
D. A skater coasting up a ramp

What is the number of atoms in 3.54 mol s

What is the mass of each element in a 324.8 sample of co2

Great amounts of electromagnetic energy from our sun and other bodies in space travel through space. which is a logical conclusion about these electromagnetic waves? their energy must be very their frequency must be very low these waves can travel without a medium they only travel through a vacuum of space