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Stack #4595454
| Question | Answer |
|---|---|
| Meteoroid | Chunk of rock smaller than asteroid |
| Meteor | Streak of light |
| Meteorite | Space rock found on earth |
| Astroids | Millions of small Rocky objects that orbit the Sun in the asteroid belt between Mars and Jupiter |
| Comets | Made of gas ,dust ,and ice ,revolve around the sun in the kuiper belt and Oort Cloud |
| Inner plants | Terrestrial planets Solid and rocky Mercury, Ve |
| Outer planets | Gas giants Soild and rocky Jupiter Saturn Uranus Neptune |
| Mercury | Closest planet to the sun Not the hottest so small it lacks gravity and atmosphere |
| Venus | Hottest planet Greenhouse effect Day is longer then it’s year rotation time is lander then it’s revolution Avis clouds |
| Earth | Only planet with known life Modern temperatures Protective atmosphere Liquid water |
| Mars | Largest known mountain Olympus mons possible signs of life |
| Terrestrial planets | The four lnner planets |
| Green house effect | Occurs when a planets atmosphere traps solar energy and causes the temperature to increase |
| Astronomical unit | Used to measure far distances in space 1 AU = Distance from earth to sun |
| Jupiter | Largest planet Galilean moons Great Red Spot |
| Saturn | Most complex ring system Least dense planet it would float Titan largest moon |
| Uranus | Rotation axis is tilled 90 degrees so rotates like a bowling ball |
| Neptune | Longest period of revolution Swirling storms windiest planet |
| Gas giant | Jupiter Saturn Uranus Neptune nickname for the outer planets |
| Galilean moons | 4moons Galileo discovered around Jupiter lo Europa Ganymede Callisto |
| Dwarf planet | Pluto was the first Same as planet but not larger than its neighbors Ceres in the asteroid belt |