P7 Physics - Observing the universe = P7B Using telescopes

This is for twenty first science, please rate and comment, i would like to know if its actually helped or not, good luck on your exam :)

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  • Created by: Charlotte
  • Created on: 03-06-11 18:55
What word is this definition for: The spreading out of a wave as it passes through a small aperture
diffraction
1 of 4
Fill in the missing word: Rays from the top of the object go to the bottom of the image. So the image is _____
Inverted
2 of 4
What is the main disadvantage of a reflecting telescope? The others arent true about a reflecting telescope.
the eyepiece has to be inside the telescope so obscuring some of the image.
3 of 4
How many different countries have collaborated to run the european southern observatory?
13
4 of 4

Other cards in this set

Card 2

Front

Fill in the missing word: Rays from the top of the object go to the bottom of the image. So the image is _____

Back

Inverted

Card 3

Front

What is the main disadvantage of a reflecting telescope? The others arent true about a reflecting telescope.

Back

Preview of the front of card 3

Card 4

Front

How many different countries have collaborated to run the european southern observatory?

Back

Preview of the front of card 4

Comments

John Redmond

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Question 10 is wrong, should be 15

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