Energy Transfers and Transformations

This is the energy of vibrations carried through solids, liquids, or gases. It travels in waves, but cannot move through empty space or a vacuum.

• heat

• sound

• radiant

• formulary

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All energy can change from one of these to another.

• form

• transfer

• transformation

• potato-------

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This is the energy produced when an atom splits apart (fission) or when two atoms join to form one atom (*fusion).

• electrical

• atomic

• thermal

• nuclear

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Which device directly converts chemical energy into electrical energy?

• solar-powered calculator

• wood-burning stove

• battery-powered flashlight

• wind-powered sailboat

Which is the main source of energy on Earth?

• solar

• graviational

• oxygen

• the tides

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What energy transformation occurs if a person cranks a handle & it causes a lightbulb to turn on?

• mechanical --> electric

• nuclear --> thermal

• electric --> mechanical

• kinetic --> potential

In all energy transformations, some energy is "lost" as what?

• kinetic energy

• potential energy

• mechanical energy

• thermal energy

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Which law states that energy can be transformed, but cannot be created or destroyed?

• law of conservation of matter

• Newton's 1st Law

• Newton's 3rd Law

• law of conservation of energy

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when energy moves from one object to another without changing form

• energy motion

• energy transformation

• energy transfer

• law conservation of energy

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the transfer of energy that occurs when a force makes an object move in the direction of the force while the force is acting on the object

• energy transfer

• kinetic energy

• energy transformation

• work

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