Energy & Thermal Energy Combined Test – 35 Questions

What is heat?

• Energy stored in particles

• Transfer of energy due to pressure

• Transfer of thermal energy due to temperature difference

• Movement of particles through matter

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What unit is used to measure both energy and work?

• Newton

• Watt

• Joule

• Calorie

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Kinetic energy is defined as:

• Stored energy

• Energy from the sun

• Energy of motion

• Energy in a chemical bond

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NGSS.MS-PS3-1

What is required for work to be done on an object?

• Heat

• Force acting over distance

• Light

• Friction

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Choose the best answer for each question. 5. Heat flows spontaneously from:

• Cold objects to hot objects

• Hot objects to cold objects

• High pressure to low pressure

• Areas of low density to high density

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What two variables affect kinetic energy?

• Speed and height

• Mass and speed

• Volume and weight

• Distance and temperature

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NGSS.MS-PS3-1

The Celsius scale is based on the:

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What is the formula for kinetic energy?

• KE = mgh

• KE = mv

• KE = ½ mv²

• KE = mg

Specific heat is defined as:

• The heat needed to melt one gram of a substance

• The heat needed to raise one gram of material by 1°C

• The temperature at which heat stops flowing

• Energy per gram of density

Tags

NGSS.MS-PS3-4

When an object heats up, its particles:

• Move slower

• Stay the same

• Move faster

• Shrink

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