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. 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
3. Explain what redshift is
- When the light is shifted towards the red end of the spectrum
- When light is shifted
4. What happens after that?
- The hydrogen in the core begins to run out and the star swells into a red giant (it becomes red because the surface cools)
- Expands and kills life on earth
5. List 5 uses of infrared radiation around the home.
- Fluorescnet lamps
- Cooking, Remote controls, Mobile phones, Security systems, computers.
- Security Pens.
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