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Science-Solar System
| Question | Answer |
|---|---|
| The sun and the objects that orbit around it | Solar system |
| The path an object takes as it moves around another object in space | Orbit |
| A large body of rock or gas that orbits the sun | Planet |
| A large ball of hot glowing gases that is the center of out solar system; A star | The Sun |
| The force of one objects pull on another | Gravity |
| The Inner planets; The planets closest to the sun | Mercury, Venus, Earth, and Mars |
| The Outer Planets: The planets furthest from the sun | Jupiter, Saturn, Uranus, Neptune, and Dwarf Planet Pluto |
| a chunk of rock or metal that orbits the sun | asteroid |
| a large ball of ice and dust that orbits the sun | comet |
| Some ways the inner planets are alike. | They all have rocky surfaces. The are warmer than the other planets because they are closer to the sun. They are smaller than MOST of the outer planets. None of them has more than two moons. |
| Some ways the outer planets are alike. | They are made mostly of frozen gases. They are very far from the sun, so their surfaces are much colder than the innner planets. All but Pluto are much larger than the inner planets. |
| The Solar System's largest planet | Jupiter |
| Was once considered a planet but is now considered a Dwarf planet | Pluto |
| A comet is visible in the _______ when it is close to the sun | sky |
| The coldest place in the solar system | Neptune's moon called Triton |
| Volcanoes on Neptune's moon triton erupt with ________ | ice |
| The only known planet to have existing life | Earth |
| The length of a year on Earth. | 365 1/4 days |
| ______ has the largest volcano in the solar system, Olympus Mons. | Mars |
| All of the planets are much ___________ than the sun. | smaller |