Space Vocab
Across
- 3. A ball of hot gas, primarily hydrogen and helium,that undergoes nuclear fusion
- 5. The tide with the greatest difference between consecutive low and high tides
- 6. An object that orbits a star,is large enough to have become rounded by it's own gravity, and has cleared the area of its orbit
- 8. The path of an object as it revolves around object in space
- 9. Dark,flat areas on the moon's surface formed from huge ancient lava flows
- 11. The partial or total blocking of one object in space by another
- 14. A pattern or grouping of stars that people imagine to represent a figure of object
- 15. The darkness of a shadow
- 18. The attractive force between object;the force moves down hill
- 19. The periodic and fall of the level of water in the ocean
- 20. The blocking of sunlight to the moon that occurs when Earth is directly between the sun and the moon
- 22. The tide with the least difference between consecutive low and high tides
- 23. A large round pit caused by the impact of a meteoroid
- 26. The spinning motion of a planet on it's axis
- 27. An imaginary line that passes through a planet's center and it's north and south pole's, about which the plane rotates
Down
- 1. A system of organizing time that defines the beginning,length,and divisions of a year.
- 2. Ether of the two days of the year on which the sun reaches its greatest distance north or south of the equator
- 4. The movement of an object around another object
- 7. The scientific law that states that every object in the universe attracts ever other object
- 10. An object that orbits a planet
- 12. A loose collection of ice and dust that orbits the sun, typically in a long, narrow orbit
- 13. The blocking that orbits a planet
- 16. One of the different apparent shapes of the moon as form the Earth
- 17. A chunk of rock or dust in space,generally smaller then an asteroid
- 21. The part of a shadow surrounding the darkest part
- 24. Either of the two days of the year on which neither hemisphere is tilted toward of away from the sun
- 25. A streak of light in the sky produced by the burning of a meteoroid in Earth's atmosphere