The Solar System
- Created by: princessbelle
- Created on: 26-03-14 19:13
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- The Solar System
- Planets
- Eight planets orbitting in almost circular paths
- CLOSET TO THE SUN : Mercury, Venus, Earth, Mars, Asteroid Belt, Jupiter, Saturn, Uranus and Neptune
- Orbit in almost circular paths
- Reflet sunlight
- Smaller than stars and alot closer than stars
- Eight planets orbitting in almost circular paths
- Stars
- Characteristics: huge, very hot, very far away, give out lots of light
- How it was created
- 5 thousand million years old
- 1) Formed from dust and gas
- 2) Gravity pulled everything together
- 3) At the centre, a protostar was formed
- Hydrogen nuclei fused together to form helium
- Fusion gives out heat and light = our Sun
- Hydrogen nuclei fused together to form helium
- 4) Spare material clumped together to form planets
- Asteroids and Comets
- Left over from formation of Earth
- ASTEROIDS : Smallish lumps of rubble and rock
- COMETS : Balls of rock, dust and ice, orbit Earth in elongated ellipses
- P1
- Planets
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