Which word best describes the rate at which work is done?

work

energy

power

velocity

A block initially at rest on a horizontal, frictionless surface is accelerated by a constant horizontal force of 5 newtons. if 15 joules of work is done on the bock by this force, the kinetic energy of the block increases by

Match each term to the appropriate definition

Describe the relationship between frequency and wavelength

A block of wood weighing 25 N is subrnerged under water. If the net force on the wood is 5 N upward, how much buoyant force is acting on the wood? A) 30 N upward B) 20 N upward C) 5 N upward D) 25 N downward

What causes attraction between molecules of liquid water?

Why does the speed of an object change when a force acts on it?

What are factors that would change the position of the wave lengths measured? (There are more than one answer.) a) size of the tube b) tuning fork frequency c) distance between the tuning fork and tube d) room temperature e) area of the tube

This particle is found in the nucleus and adds mass to the nucleus, but changing its number does not change what the element is. This particle is the A. proton. B. photon. C. neutron. D. electron.

Projectile motion is an example of what kind of motion

What can change scientific knowledge?