Physical Science Chapt. 5 Review

What is potential energy?

• energy of motion

• stored energy

• atomic energy

• carbon footprint energy

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NGSS.MS-PS3-2

What is kinetic energy?

• energy of motion

• stored energy

• atomic energy

• connection between energy

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John poured hot chocolate into a cold mug. Why did the outside of the mug start to feel warm?

• The mug lost heat energy to the hot chocolate.

• The hot chocolate traded heat energy with the cold mug.

• The heat energy from the hot chocolate flowed to the cold mug.

• The heat energy in the mug and the hot chocolate was the same.

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NGSS.MS-PS3-5

NGSS.MS-PS3-4

Dorothy lets go of a ball at the top of a hill. What kind of energy does the ball use as it moved down the hill?

• mechanical energy

• chemical energy

• potential energy

• heat energy

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NGSS.MS-PS3-2

Which of these BEST describes the scientific idea of energy?

• it is the force that can cause motion

• the power to get a lot of work done

• a source of fuel for our cars and homes

• the ability to cause motion or create change

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NGSS.MS-PS3-2

NGSS.MS-PS3-1

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NGSS.MS-PS1-4

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Wayne put a cold brick on top of a hot brick. Which of these BEST describes what will happen to the bricks?

• The cold from the cold brick will flow to the hot brick.

• The heat from the hot brick will flow to the cold brick.

• Both bricks will get colder as time passes.

• Both bricks will get hotter as time passes.

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NGSS.MS-PS1-4

Roy rubs a piece of sandpaper on a wooden bench and notices that the wood feels warm. Why does the rubbed wood become warm?

• Wood is a good conductor of heat.

• The rubbed wood absorbs heat from the air.

• Heat is produced as the sandpaper and the wood rub against each other.

• The heat from Roy's hand is transferred to the wood through the sandpaper.

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NGSS.MS-PS3-5

Why are leather and plastic used to make safety clothing for people who work with heat?

• They can reflect light energy.

• They can absorb heat energy.

• They keep the workers cool.

• They are poor conductors of heat.

Campers use many different forms of energy when they go on a trip. Which of these is an example of the campers using light energy?

• rowing a boat to go fishing

• using a lantern to see at night

• pulling a rope to set up a tent

• burning sticks to heat up their food

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Which of these is an example of chemical energy?

• wind turning a windmill

• a ball rolling down a hill

• gas burning to hear water

• water freezing to become ice

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NGSS.MS-PS1-5