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 are the two stages of a small star's life?
- Planetary nebula and a white dwarf
- Super nova
- Neutron Star
3. What's the main theory fot the origin of the Universe?
- The Big Bang theory
- The Steady State Theory
4. Give an example of a longitudinal wave.
- Sound and ultrasound
- Light
- All other EM waves.
5. 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
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