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15
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What is dispersion?
The splitting up white colour into 7 separate colours
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Mention the example of rough surface
paper, stone
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Why you can see a moon at the night??
Because the moon is reflected the light from the sun
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15
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Explain why it looks green when white light shines on it. Use the words “reflected” and “absorbed” in your explanation.
The postbox looks green because red light is reflected by its paint. All other colours contained in white light are absorbed by the green paint.
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Mention 2 examples of non-luminous object
Table, book
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Which colour is refracted least?
red
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When the light strikes from air to the glass, it will bend .................... to the normal
towards
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What happen with the shadow if we move the object far away from the source of light?
Become smaller
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baam
Lose 15 points!
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rocket
Go to first place!
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rocket
Go to first place!
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banana
Go to last place!
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seesaw
Swap points!
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shark
Other team loses 25 points!
Okay!
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shark
Other team loses 25 points!
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banana
Go to last place!
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Mention 4 examples sources of light
Sun, Bulb, Flash Light, Fire
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What is the name of the object that allow the light to pass?
Transparent
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water is ......................... medium than air
more
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Mention the colour of rainbow
ROYGBIV
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banana
Go to last place!
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gift
Win 25 points!
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gift
Win 25 points!
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lifesaver
Give 15 points!
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15
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The name of angle that make between normal line and reflected ray?
the angle of reflection
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