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- 1. Multiple Choice
Stars appear to be higher in the sky than actually they are because of
Scattering of light
Atmospheric refraction
Dispersion
Recombination of light
- 2. Multiple Choice
Which statement is true?
Red light moves fastest
Blue light moves faster than green light
All the colors of white light move with same speed
Yellow light moves with the mean speed as that of red and violet light
- 3. Multiple Choice
We can see the sun before the actual sunrise about
5 mins
2 mins
4 mins
1 min
- 4. Multiple Choice
As light from a far off star comes down towards the earth
it bends away from the normal
it bends towards the normal
it does not bend
it is reflected back
- 5. Multiple Choice
The stars twinkle but the planets do not twinkle at night because
The stars are small but the planets are large
The stars are large but the planets are small
The stars are much nearer but the planets are far away
The stars are far away but the planets are much nearer
- 6. Poll
Did you understand all the topics
yes
no
only some
- Answer choicesTagsAnswer choicesTags