Uses of Energy Review

The toy oven shown uses a lightbulb to bake small cakes. What types of energy does the toy oven use to bake the cakes? (5.6A)

• Electrical and thermal

• Mechanical and electrical

• Thermal and mechanical

• Light and sound

Which object requires only mechanical energy to perform its main function? (5.6A)

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Which of these devices is the only one NOT designed to produce both sound and light energy? (5.6A)

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• Thermal

• Mechanical

• Electrical

• Sound

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

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Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4

• Mechanical energy, because the lamp is clamped on to the counter

• Thermal energy, because the lamp increases the temperature of the water

• Electrical energy, because the lamp is battery-operated

• Sound energy, because the lamp vibrates when clicked on

A student recorded the time it took for all the water in a puddle on a sidewalk to evaporate after a rain. Which kind of energy causes water to evaporate?

• Light energy from streetlights

• Sound energy from passing cars

• Thermal energy from the environment

• Mechanical energy from nearby streets

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

• Examples 1, 2, and 4

• Examples 1, 3, and 4

• Examples 1 and 2 only

• Examples 3 and 4 only

Tags

NGSS.MS-PS2-1

NGSS.MS-PS3-1

NGSS.MS-PS3-5