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6th Grade Space
| Question | Answer |
|---|---|
| The force that accelerates a rocket. | Thrust |
| A small body of ice, rock, and cosmic dust loosely packed together. | Comet |
| Small, rocky bodies that revolve around the sun. | Asteroid |
| A bright streak of light caused when a meteoroid or comet dust burns up in the atmosphere: a shooting star. | Meteor |
| Bright streaks of light caused when a meteoriod or comet dust burns up in the atmosphere. | Meteorite |
| Small, rocky bodies that revolve around the sun; smaller than asteroids. | Meteoroid |
| Large planets that don't have any known solid surfaces. | Gas Giant |
| Inner planets that are small, dense and rocky. | Terrestrial Planet |
| The average distance between Earth and sun. | Astronomical Unit |
| The average distance between Earth and sun. | Astronomical Unit |
| The spin of an object in space | Rotation |
| The spin of an object in space | Rotation |
| The motion of a body as it travels around another body in space. | Revolution |
| The speed and direction a rocket must travel in order to orbit the earth. | Orbital Velocity |
| The speed and direction a rocket must travel to completely break away from a planet's gravitational pull | Escape Velocity |
| A natural body that revolves around a more massive body, i.e.: moons, comets, asteroids, meteoroids. | Natural Satellites |
| An artificial body that revolves around a more massive body, i.e.: satellite, space station | Artificial Satellites |
| This is the new classification for Pluto. Dwarf planets orbit the Sun, but are not as large as other planets. | Dwarf Planet |
| The star that is the dominant member of our solar system. | Sun |
| A group of bodies that can be organized into smaller systems. | System |
| A group of bodies that can be organized into smaller systems. | Galaxy |
| Includes the sun, planets, and many smaller objects. | Solar System |