PMA Review Science

What is the unit of measurement for energy?

• Kelvin

• Celsius

• Joules

• Newtons

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According to the law of conservation of energy, energy is never destroyed, rather transformed into _____ and _____.

• Mechanical, Heat

• Sound, Heat

• Chemical, Heat

• Sound, Mechanical

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Cecilia grows carrots under different colored lights to see which light will yield the largest carrot. Since Mr. Gammon is curious about this topic as well, he decides to do the same experiment in his classroom. Is this an example of replication or repetition?

• replication

• repetition

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NGSS.MS-LS1-5

How does heat always transfer (flow)?

• cold to hot

• hot to cold

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What is an dependent variable?

• The factor that the scientist changes in the experiment

• The factor that remains the same throughout the experiment.

• The factor that changes as a result of the independent variable.

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Which is not a form of kinetic energy?

• Chemical Energy

• Thermal Energy

• Mechanical Energy

• Sound Energy

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Which axis does the INDEPENDENT variable go on?

• X

• Y

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The food you eat is a form of chemical energy. You use this energy in the form of mechanical energy. what is this called?

• Energy Transformation

• Energy Transfer

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Select all that apply. Potential Energy is the energy of...

• Storage

• Heat

• Position

• Motion

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The transfer of heat through LIQUIDS or GASES

• Conduction

• Circulation

• Radiation

• Convection

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