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Scientific Crossword Puzzle
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Meteoroid: A sand grain- to boulder-sized, rocky body that travels through space
Meteor: A bright streak of light that results when a meteoroid burns up in Earth's atmosphere
Asteroid: A small, irregularly shaped, rocky object that orbits the sun
Comet: A small body of ice, rock, and dust that follows a highly elliptical orbit around the sun
Oort cloud: A spherical region that surrounds the solar system and extends almost halfway to the nearest star
Kuiper Belt: A region of the solar system that begins just beyond the orbit of Neptune and contains small bodies made mostly of ice
Kuiper Belt Object: Any of the minor bodies in the Kuiper Belt outside the orbit of Neptune
Dwarf Planet: A celestial body that orbits the sun and is round because of its own gravity
Neptune: The most distant planet from the sun
Uranus: A planet that has an axis of rotation tilted at almost 98°
Planetary ring: A disk of material that circles a planet and consists of orbiting particles
Gas Giant: Planets with deep massive gas atmospheres, made up mostly of hydrogen and helium
Terrestrial Planets: The four small, dense, rocky planets that orbit closest to the sun
Scientific Crossword Puzzle
Across:2. | The most distant planet from the sun | 3. | The four small, dense, rocky planets that orbit closest to the sun | 5. | A planet that has an axis of rotation tilted at almost 98° | 6. | Planets with deep massive gas atmospheres, made up mostly of hydrogen and helium | 8. | A disk of material that circles a planet and consists of orbiting particles | 10. | A bright streak of light that results when a meteoroid burns up in Earth's atmosphere | 11. | A small body of ice, rock, and dust that follows a highly elliptical orbit around the sun | 12. | A sand grain- to boulder-sized, rocky body that travels through space | 13. | A celestial body that orbits the sun and is round because of its own gravity |
| | Down:1. | Any of the minor bodies in the Kuiper Belt outside the orbit of Neptune | 4. | A region of the solar system that begins just beyond the orbit of Neptune and contains small bodies made mostly of ice | 7. | A small, irregularly shaped, rocky object that orbits the sun | 9. | A spherical region that surrounds the solar system and extends almost halfway to the nearest star |
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© 2014
PuzzleFast.com, Noncommercial Use Only
Scientific Crossword Puzzle
Across:2. | The most distant planet from the sun | 3. | The four small, dense, rocky planets that orbit closest to the sun | 5. | A planet that has an axis of rotation tilted at almost 98° | 6. | Planets with deep massive gas atmospheres, made up mostly of hydrogen and helium | 8. | A disk of material that circles a planet and consists of orbiting particles | 10. | A bright streak of light that results when a meteoroid burns up in Earth's atmosphere | 11. | A small body of ice, rock, and dust that follows a highly elliptical orbit around the sun | 12. | A sand grain- to boulder-sized, rocky body that travels through space | 13. | A celestial body that orbits the sun and is round because of its own gravity |
| | Down:1. | Any of the minor bodies in the Kuiper Belt outside the orbit of Neptune | 4. | A region of the solar system that begins just beyond the orbit of Neptune and contains small bodies made mostly of ice | 7. | A small, irregularly shaped, rocky object that orbits the sun | 9. | A spherical region that surrounds the solar system and extends almost halfway to the nearest star |
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© 2014
PuzzleFast.com, Noncommercial Use Only