OCR 21st Century Science P7 - Observing the Universe

A quiz on some of the key areas of the OCR 21st Century Science P7 topic. Good luck! 

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  • Created by: Aithne M
  • Created on: 14-04-11 11:19
Light is ____________ area
Inversely proportional to
1 of 6
What is chromatic aberration?
The splitting of light when it goes through a lens.
2 of 6
1 parsec is equal to ___________ light years?
3.26
3 of 6
What is a sidereal day?
When stars appear to move across the sky
4 of 6
What changes the apparent path of the sun across the sky?
The 23.5 degree tilt of the Earth
5 of 6
When a ray of light passes from air to glass by refraction, it bends...
toward the normal
6 of 6

Other cards in this set

Card 2

Front

What is chromatic aberration?

Back

The splitting of light when it goes through a lens.

Card 3

Front

1 parsec is equal to ___________ light years?

Back

Preview of the front of card 3

Card 4

Front

What is a sidereal day?

Back

Preview of the front of card 4

Card 5

Front

What changes the apparent path of the sun across the sky?

Back

Preview of the front of card 5
View more cards

Comments

Lucy

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A sidereal day is 23hrs 56mins long as it is the time for the earth to rotate 360 degrees on it's axis

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