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15
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Say two properties of artificial light sources:
Man-made and light energy is transformed from another energy source
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10
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What is sound?
It's a kind of energy
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10
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Light appears to us...
WHITE
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10
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What is temperature?
It's a measure of energy: hot, warm, cool, cold...
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10
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What is SPACE?
A key of the keyboard
My stomach when I am hungry
When I don't have anybody around me
It is giant, empty vacuum with no air
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seesaw
Swap points!
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gift
Win 25 points!
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rocket
Go to first place!
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thief
Give points!
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25
10
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How does sound travel?
When an object vibrates, it produces sound waves
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10
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What sense do we use in this kind of energy?
HEARING (Ear)
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10
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Quiet sounds are...
...SMALL VIBRATIONS
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10
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Say an artificial heat source:
Toaster, heater...
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seesaw
Swap points!
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fairy
Take points!
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25
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rocket
Go to first place!
Okay!
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lifesaver
Give 25 points!
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10
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Sound travels through a...
Medium (solid, liquid or gas)
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10
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Loud sounds are...
...LARGE VIBRATIONS
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10
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What organs do we use in this kind of energy?
EARS (Hearing)
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banana
Go to last place!
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star
Double points!
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gift
Win 10 points!
Okay!
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banana
Go to last place!
Oops!
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banana
Go to last place!
Oops!
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fairy
Take points!
5
10
15
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25
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fairy
Take points!
5
10
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20
25
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baam
Lose 10 points!
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