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The Solar System
| Question | Answer |
|---|---|
| Scale Model | A three-dimensional representation of an object or system that maintains accurate relationships between the components of the model such as size and distance. |
| Solar System | A gravitationally bound system consisting of a sun and the objects that orbit it. |
| Planet | An astronomical body that orbits a star, is big enough to have enough gravity to force a spherical shape, and is big enough that its gravity has cleared away any objects of a similar size near its orbit. |
| Orbit | A regular, repeating path that one object in space takes around another one. |
| Gravity | An attractive force between two masses by which a planet or other body draws objects toward its center. |
| Habitable | The orbital region around a star in which an Earth-like planet can possess liquid water on its surface and possibly support life. |
| Asteroid Belt | A region in the solar system roughly located between the orbits of the planets Jupiter and Mars that contains millions of irregularly shaped pieces of rock (called asteroids) as well as ice and dust. |
| Kuiper Belt | A large region in the solar system past Neptune where Pluto and other dwarf planets orbit the Sun along with rocks, dust, and ice. |
| Galaxy | A huge collection of gas, dust, and billions of stars and their solar systems held together by gravity. |
| Universe | All of space and time and their contents, including planets, stars, galaxies, and all other forms of matter and energy. |
Created by:
mcclellanfac
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