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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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monster
Reset all scores!
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fairy
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rocket
Go to first place!
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banana
Go to last place!
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15
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When the light strikes from water to the air, it will bend .................... to the normal
Far away
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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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eraser
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star
Double points!
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rocket
Go to first place!
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lifesaver
Give 10 points!
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15
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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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What is the name of the object that not allowed the light to pass?
Opaque
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baam
Lose 20 points!
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seesaw
Swap points!
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gift
Win 20 points!
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thief
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Which colour is refracted least?
red
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What is the name of the object that allow the light to pass?
Transparent
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What is luminous object?
object that can emits the light
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Which colours of light are reflected by a black object??
No colours of light are reflected by a black object.
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thief
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seesaw
Swap points!
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gift
Win 20 points!
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thief
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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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what is the example of refraction of light?
when you put a pencil in a glass of water, it look like bend
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15
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Mention 4 examples sources of light
Sun, Bulb, Flash Light, Fire
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