A 1500 kg wrecking ball hangs from a 16-m-long cable. The ball is pulled back until the cable makes an angle of 24.0 ∘ with the vertical. By how much has the gravitational potential energy of the ball changed?

If you know the distance traveled by an object in 1 hour, then you can calculate a. its velocity. b. its displacement. c. its average speed. d. its instantaneous speed.

People who have color vision deficiency typically lack one or more of the three cones that are sensitive to a particular wavelength. true or false

Suppose the microphone on an AM radio is not working properly. Which best explains how this will affect the process of amplitude modulation? A. The frequency of the carrier wave will be modified instead of the amplitude. B.

Why do clouds tend to form over land with a sea breeze and over water with a land breeze?

8. A 740 kg car traveling 19 m/s comes to a complete stop in 2.0 s. What is the force exerted on the car during this stop?

Electrical current is actually made of a. static charges. b. moving electrons. c. high or low voltage. d. resistance within a circuit.

A lizard accelerates from 2 m/s to 10 m/s in 4 seconds. what is the lizard average acceleration

Explain the difference between balanced forces and action and reaction forces.

Describe and apply Newton's Three Laws

If you do 1000j of work on a system and remove 500j of heat from it, what is the change in its internal energy