Which planet has the longest orbital period and how long is it?

What is the potential energy of a 2kg hammer which is 0.4 meter up

Near which location in New York State would a geologist have the greatest chance of finding dinosaur footprints in the surface bedrock?

A toy helicopter begins flying across a field with a speed of 3 m/s and an acceleration of 0.8 m/s2. How long does it take the helicopter to reach a speed of 7 m/s?

a 2000 kg truck is traveling at a velocity of 30 m/s. What velocity must a 1000 kg car have in order to have the same momentum as the truck?

If an astronaut moved away from earth in the direction of the moon how would the gravitational force between the earth and the astronaut change

How does the angle at which a ray of light strikes a pane of window glass compare with the angle at which the light passes out the other side?

A 20 kg mass was lifted 3.0 m from the ground. What is the work being done on the mass?

Which type of energy is commonly referred to as kinetic energy? A) gravitational B) mass C) motion D) wind

A 60-gallon water heater is initially filled with water at 66°F. Determine how much energy, in Btu, needs to be transferred to the water to raise its temperature to 104°F. Given: The water properties at an average water temperature of 85ºF rho = 62.

Gayle cooks in her micwave