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Teams
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10
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what are primary colours of light?
Red, Green, Blue
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baam
Lose 25 points!
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gift
Win 10 points!
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rocket
Go to first place!
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lifesaver
Give 20 points!
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10
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TRUE or FALSE. Plane mirror, convex mirror and concave mirror are examples of a refracted light.
False
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15
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O Dean is wearing a blue soccer jersey. If Ahsan illuminates dean's soccer shirt with red light. what color will it show?
black
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10
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What is the name of galaxy on earth?
Milky way
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10
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TRUE or FALSE. If the surface of an object does not reflect light, you will not be able to see the objects.
True
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15
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The colour of light which deviates the least
Red
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15
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what is meant by reflection of light?
bouncing back of light ray into the same medium after striking the surface at a point of incidence.
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20
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what is the main cause of refraction?
change in speed of light or change in medium
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15
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the range of different colours which is produced when light passes through a glass prism or through a drop of water is called
spectrum
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15
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The picture is an example of ..
Refraction of light
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monster
Reset all scores!
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gift
Win 15 points!
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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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What is the Milky Way shape ?
spiral
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seesaw
Swap points!
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shark
Other team loses 25 points!
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gift
Win 15 points!
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banana
Go to last place!
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15
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Rainbow is an example of
Refraction and dispersion
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15
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the angle between the normal and the reflected ray is
angle of reflection
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