P1- Topic 1,2&3
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?- Created by: Savannah
- Created on: 10-02-13 19:41
Other questions in this quiz
2. What happens to a light ray as it travels from air into water at an angle?
- The light ray is refracted when entering the water therefore changing the direction.
- The light ray is reflected.
- The light ray bends
3. How did herschel discover infrared radiation?
- Herschel discovered IR by measuring the tempreature past the red region that you couldn't see and found out that it was hotter than red.
- Used photographic paper, prism, and sunlight to setup an experiment.
4. Do galaxies further away have more or less red-shift than those nearer?
- Galaxies further away have more red shift
- Galaxies further away have less red shift
5. Give 3 ways to protect yourself from UV rays.
- Protective clothing, Hats and sunscreen.
- Sun glasses.
- clothes.Li
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