During a powerful storm what would most likely cause the most people to lose power?

• a. lightning strikes

• b. power lines being knocked down by heavy winds

• c. flooding from rain

• d. hail hitting roofs

In an electrical grid which of these is NOT a renewable energy source that can be converted into electricity?

• a. Wind

• b. Coal

• c. water

• d. Sun

Which device can change motion energy into electricity?

• a. a solar panel

• b. a hair dryer

• c. a light switch

• d. a wind turbine

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LED light bulbs are more efficient because they give off less of what kind of energy?

• a.heat

• b.light

• c. motion

• d. sound

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Which form of energy can travel through a vacuum?

• a.Thermal

• b.Solar

• c.Mechanical

• d.Chemical

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When you clap your hands you are converting...

• a.light energy to sound energy.

• b.heat energy to sound energy.

• c.motion energy to sound energy.

• d.sound energy to heat energy.

Which object is designed to change electrical energy into light energy?

• a.a match

• b. a lantern

• c. a light bulb

• d. a flashlight

Which of these statements is true about solar energy?

• a. Solar energy produces air pollution.

• b. Solar panels work all of the time.

• c. Factories that make solar panels have to use dangerous chemicals to make them.

• d. We can run out of energy from the Sun.

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Which one of these could NOT potentially cause a blackout?

• a. an earthquake

• b. a shortage of coal, wind, or water

• c. too many people talking on their mobile phones

• d. a hurricane

Moving things that are _______________ have more motion energy.

• a. heavier

• b. lighter

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