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5
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Explain how light can be absorbed.
Black objects absorb light completely. The absorbed colors are the ones you do not see. You only see the colors that come bouncing back to your eyes.
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baam
Lose 20 points!
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gift
Win 25 points!
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shark
Other team loses 20 points!
Okay!
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banana
Go to last place!
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5
×
What are the three ways of heat transfer? Explain each.
Conduction, Convection, and Radiation
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5
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Give three examples of soft sound and loud sound.
Answers may vary.
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baam
Lose 15 points!
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fairy
Take points!
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25
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rocket
Go to first place!
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thief
Give points!
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25
5
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Explain how light can be reflected.
It is the bouncing back of the light from the surface it hits.
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5
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What is heat energy?
A form of energy associated with fast and continuous movements of tiny particles in matter called molecules.
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5
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Explain how light can be refracted.
The change in speed of light causes the material to appear cut, bent, or refracted.
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5
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How is sound energy produced?
It is produced by the vibration of objects.
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5
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In the electromagnetic spectrum, which has the longest wavelength and the shortest wavelength?
Radio waves have the longest wavelength while the gamma rays have the shortest wavelength.
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5
×
Give and explain one property of sound.
Pitch, loudness or tone
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baam
Lose 10 points!
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fairy
Take points!
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25
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shark
Other team loses 10 points!
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baam
Lose 25 points!
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5
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Give five ways on how you can protect yourself from too much heat and light.
Answers may vary.
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5
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How can you protect yourself from exposure to excessive sound?
Answers may vary.
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5
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What is noise pollution?
It can cause nuisance.
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5
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What are the three characteristics of sound? Explain each.
Sound can be reflected, refracted, and absorbed.
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