If a 1000-pound capsule weighs only 165 pounds on the moon, how much work is done in propelling this capsule out of the moon's gravitational field? (Note: The radius of the moon is roughly 1080 miles)

When heat energy is used, A. It gets hotter B. It is no longer available to do work C. It becomes light energy D. It is easily recycled

Explain why objects moving in fluids must have special shapes?

Light waves from the sun can travel through outer space and reach the earth. This suggests that light is a (n) A) mechanical wave. B) compression wave C) Longitudinal wave D) electromagnetic wave

A box of mass 14 kg sits on an inclined surface with an angle of 52degrees. What is the component of the weight of the box along the surface?

Lars is jogging besides the railroad tracks at a speed of 2.00m/s when he hears a train whistles behind him at a frequency of 2115Hz. if the actual frequency of the train whistle is 2000 Hz, how fast is the train moving

Which of the following is a true statement? * Waves do not transport matter through which they travel Waves can transport matter through solids, liquids and gases, but not through empty space.

What happens to the amplitude of a sound wave when energy transfer is increased? A As the transfer of energy is increased, the amplitude increases causing the sound to get louder.

Why do two hydrogen atoms bond to form a hydrogen molecule

Suppose the gravitational force between two spheres is 100 N. If the distance between the spheres is halved, what is the new gravitational force between them?

Ilya and Anya each can run at a speed of 8.00 mph and walk at a speed of 3.20 mph. They set off together on a route of length 5.00 miles.