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Teams
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10
×
what are asteroid made from ....
rocks that orbit the sun
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15
×
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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×
baam
Lose 10 points!
Oops!
×
star
Double points!
Okay!
×
rocket
Go to first place!
Okay!
×
thief
Give points!
5
10
15
20
25
×
seesaw
Swap points!
Oops!
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fairy
Take points!
5
10
15
20
25
×
gift
Win 10 points!
Okay!
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thief
Give points!
5
10
15
20
25
20
×
what is the main cause of refraction?
change in speed of light or change in medium
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10
×
Name the asteroid that we have learned ...
itokawa and ceres
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10
×
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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trap
No points!
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fairy
Take points!
5
10
15
20
25
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rocket
Go to first place!
Okay!
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baam
Lose 15 points!
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15
×
The picture is an example of ..
Refraction of light
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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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×
seesaw
Swap points!
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fairy
Take points!
5
10
15
20
25
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rocket
Go to first place!
Okay!
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lifesaver
Give 25 points!
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20
×
when light travels from water to air. Speed of the light will ...
faster
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20
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When the light enters more dense medium (e.g. from air into glass), it bends ________ the normal. ( away or toward?)
toward
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15
×
If the angle of incidence is 45 degree, what is the angle between the incident ray and reflecting surface
45
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10
×
What is the name of galaxy on earth?
Milky way
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15
×
the colour of light that has maximum wave length
Red
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×
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