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Energy Review

Authored by Trisha Bridges

Science

8th Grade

Used 16+ times

Energy Review
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17 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

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Which statement best explains what makes his pinwheel spin?

Energy from the wind pushes on the wheel and makes the pinwheel move.

Energy from the ground shakes the wheel and makes the pinwheel move.

The colors on the wheel repel one another, causing it to turn.

The Sun heats up the pinwheel, causing it to turn.

2.

MULTIPLE CHOICE QUESTION

45 sec • 5 pts

Bridges is using her oven to bake cookies for his family. What energy transformations occur that enable her to bake cookies if she has solar panels on the top of her house?

light energy → electrical energy → chemical energy

heat energy → chemical energy → light energy

light energy → electrical energy → heat energy

heat energy → light energy → heat energy

3.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

McManus drops the same 10-kg ball from heights of 1 m, 2 m, and 3 m. Which graph correctly shows the kinetic energy of the ball that Jayla dropped from each height?

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4.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

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A student is investigating energy transfer from potential to kinetic energy using a toy car on a ramp. The student place the toy car at the top of the ramp, releases it, and records how far the car travels. The student's setup is shown. Which statement best describes what would happen if the student increased the angle of the ramp?

The toy car would travel farther because more kinetic energy would be transferred into potential energy.

The toy car would travel farther because more potential energy would be transferred into kinetic energy.

The toy car would not travel as far because more potential energy would be transferred into kinetic energy.

The toy car would not travel as far because more kinetic energy would be transferred into potential energy.

5.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

When natural gas is used to heat water

electromagnetic energy is converted into chemical energy.

mechanical energy is converted into electromagnetic energy.

electromagnetic energy is converted into mechanical energy.

chemical energy is converted into thermal energy.

6.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Dillon depends on his electric alarm clock every morning to get up in time for school. What energy transformation happens in Dillon's alarm clock to wake her up in the morning?

chemical energy is converted to kinetic energy

sound energy is converted to electrical energy

electrical energy is converted to sound

electrical energy is converted to thermal energy

7.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Christopher and his mother went on a camping trip. His mother struck a match to light a lantern. Which forms of energy did the burning match give off?

nuclear and solar

nuclear and light

solar and thermal

thermal and light

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