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5
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Heat radiation, also known as ___________, cannot be seen by your eyes but can be felt by your skin.
infrared waves
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lifesaver
Give 10 points!
Oops!
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gift
Win 10 points!
Okay!
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fairy
Take points!
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25
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thief
Give points!
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10
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What type of technology uses infrared waves?
D. lamp used to warm a baby chick
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monster
Reset all scores!
Oops!
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star
Double points!
Okay!
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rocket
Go to first place!
Okay!
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baam
Lose 20 points!
Oops!
15
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Why does a paper plate not heat up in the microwave?
The paper plate contains very little water!
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5
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______________ is energy that travels by radiation. An example of this is light.
radiant energy
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Microwaves are one type of ____________.
electromagnetic radiation
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10
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What type of technology uses ultraviolet waves?
B. In a hospital to keep surgical equipment sterile
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Light is classified as _________________ because electrical and magnetic fields vibrate in a light wave.
electromagnetic radiation
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10
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What type of technology uses microwaves?
G. cell phone
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10
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TRUE or FALSE: X-rays have more energy than gamma rays.
FALSE - gamma rays have the highest energy
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banana
Go to last place!
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seesaw
Swap points!
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rocket
Go to first place!
Okay!
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lifesaver
Give 25 points!
Oops!
10
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What type of technology uses radio waves?
A. TV broadcast signals
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10
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What type of technology uses gamma rays?
F. used by an oncologist (physician who studies and treats caner)
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10
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TRUE or FALSE: Radiant energy spreads out from its source in all directions.
TRUE
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eraser
Reset score!
Oops!
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magnet
Take 25 points!
Okay!
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shark
Other team loses 15 points!
Okay!
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thief
Give points!
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