Energy Unit Review

Hilda is comparing two light bulbs. After she observes both of the lit bulbs, she concludes that the fluorescent bulb produces less of which type of energy?

• chemical

• nuclear

• thermal

• electrical

In a gasoline-powered car, chemical energy from gasoline is transformed to make the car move. The motion of the car is what form of energy?

• mechanical energy

• electrical energy

• nuclear energy

• radiant energy

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Which form of energy is in firewood?

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Which type of energy is found in fossil fuels?

• mechanical

• chemical

• nuclear

• radiant

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A student is reading the nutritional information on a box of cereal. It says that a single serving contains 215 calories. Which type of energy is being measured by this unit?

• mechanical

• electrical

• chemical

• kinetic

Carlos was playing on a slide on a sunny summer day. Which property of the slide tells Carlos how much energy the slide absorbed from the Sun?

• the color

• the mass

• the height

• the temperature

Amanda and Jake learned about kinetic and potential forms of energy within a simple electrical circuit. The circuit they are studying has a battery, wires, and a light bulb. Which is a form of potential energy in the circuit?

• chemical energy in the battery

• light energy from the light bulb

• electrical energy moving through the light bulb

• heat energy lost from the electric wires

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Which BEST represents the use of mechanical energy?

• a light bulb giving off heat

• a nail being hammered

• a candle providing light

• a can rusting

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The picture shows a can opener being operated. Which form of energy is MOST likely used to open the can?

• mechanical

• electrical

• chemical

• thermal

Anya placed an ice cube on the sidewalk on a warm day. The ice cube soon melted to form a puddle. What process caused the ice cube to melt?

• Heat transferred from the air and the pavement by conduction.

• Heat transferred from the air to the ice cube by radiation.

• Heat transferred through the ice cube by convection.

• Heat transferred through the ice cube into the pavement by conduction.

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