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

How much current is in a circuit that includes a 9.0-volt battery and a bulb with a resistance of 4.0 ohms?

Is it true or false that a group of animals limits the species of plants that grow in an area.

imagine that you are on a spaceship that is far from the sun or any planet. Explain why a 500 kg piece of equipment would be difficult to move, even though the object would be weightless?

What is am example of conduction

A biological cycle, or rhythm, that is approximately 25 hours long is called

Based on how the book describes a heat pump in sec 16.3 how does a heat pump prove law of conservation of energy

When a gas in a container is squeezed to half its volume, its density?

A ballet student with her arms and a leg extended spins with an initial rotational speed of 0.90rev/s. As she draws her arms and leg in toward her body, her rotational inertia becomes 0.80 kg⋅m2 and her rotational velocity is 4.1rev/s.

The power rating of a vacuum cleaner is 0.8 kilowatts. If you use the vacuum cleaner for 2.5 hours, how much energy does it use?

Which has more gravitational potential energy - - a cliff diver at the top of the cliff or a cliff diver at the bottom of the cliff?