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Solar system
| Question | Answer |
|---|---|
| Astronomical units | Used to measure our distance in space one AU equals distance from earth Tucson |
| Meteoroid | Chunk of rock smaller then an asteroid |
| Meteor | Streak of light |
| Meteorite | Space rock found on earth |
| Asteroid | Millions of small rocky objects that orbits the Sun in the asteroid belt between mars and Jupiter |
| Comets | Made of gas dust and ice revolve around the sun in the juicer and Oort cloud |
| Inner planets | Solid and rocky Mercury Venus earth mars Terrestrial planets |
| Outer planets | Gas giants made of ice and gas |
| Mercury | Closest to the sun no the hottest |
| Venus | Hottest planet green house effect day longer then year acid clouds |
| Earth | Only planet with known life moderat temperatures protected atmosphere liquid water |
| Mars | Largest known mountain possibility of life |
| Terrestrial planets | The for inner planets |
| Green house effect | Occurs when a planet atmosphere traps solar energy and causes the temperature to increase |