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15
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Near sightedness is when someone can't see things that are far away clearly. How can we fix this? (be specific)
Glasses with concave lenses
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15
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Visible light is..
the light waves that we can see. Some light waves (such as UV) are invisible.
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Reflection is
when light bounces off an object
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Why does a orange look orange?
When light hits the orange the orange light bounces off and the rest of the colours are absorbed
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Sound needs _____________ for the sound waves to travel
particles
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thief
Give points!
5
10
15
20
25
×
shark
Other team loses 25 points!
Okay!
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fairy
Take points!
5
10
15
20
25
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banana
Go to last place!
Oops!
15
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Refraction is
when light goes from one medium to another and the light bends
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heart
Other team wins 20 points!
Oops!
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gift
Win 25 points!
Okay!
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rocket
Go to first place!
Okay!
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baam
Lose 25 points!
Oops!
15
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Draw a picture of a lens that will make light rays come together.
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15
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There are 2 cats laying in the sun. Why is the black cat warmer?
Because black absorbs all the light and light waves create heat
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thief
Give points!
5
10
15
20
25
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fairy
Take points!
5
10
15
20
25
×
shark
Other team loses 25 points!
Okay!
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baam
Lose 25 points!
Oops!
15
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What is the job of the cornea
protects the eye
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Where is the retina?
At the back of your eye
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Is the lens in our eye concave or convex?
Convex
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What type of lens makes light rays spread out? (Convex or concave)
Concave
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15
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We see the colour black when
all colours of light are absorbed
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×
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