Matter and Energy Unit Review

What is the smallest unit of matter?

• molecule

• element

• compound

• atom

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The nucleus is made up of ____________ and _____________.

• Protons

• Neutrons

• Protons and Neutrons

• Electrons

__________ proposed the modern atomic theory.

• Niels Bohr

• J.J. Thompson

• Ernest Rutherford

• John Dalton

When a gas changes to a liquid it is called _____________.

• Sublimation

• Condensation

• Freezing Point

• Boiling Point

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Dry ice is an example of which change in state?

• Sublimation

• Deposition

• Vaporization

• Freezing

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An object that is in motion has ___________ energy.

• Kinetic

• Potential

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Which boulder has the most potential energy?

• A boulder at the top of the hill.

• A boulder moving down the hill.

• Both boulders has the same amount of potential energy.

• Neither has potential energy.

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Running, a wind storm, swinging, and a pencil falling are all examples of:

• Kinetic energy

• Potential energy

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When YFT makes it to the top of her favorite roller coaster there is the most:

• Potential Energy

• Kinetic Energy

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The particles of a solid are:

• Tightly packed

• Flow and slid past each other

• Far a part and collide