Science Vocabulary

3. The moon is one-half illuminated by the sun. (Lit on the left)
5. The moon is one-half illuminated by the sun. (Lit on the right)
7. Phase of the Moon during which more that half of the disk appears illuminated.
10. A grouping of stars that make an imaginary picture in the sky.
12. A layer of gases surrounding a planet, moon, or star.
14. The Moon when it is completely lit up.
16. A gigantic ball of ice and rock that orbits the Sun.
17. Twice a year and you have 12 hours of day and 12 of night.
20. The point in orbit where a planet is closest to the sun.
22. An oval shape.
23. The Moon when you cannot see it.
25. A dent in the moon made by the impact of a asteroid or a meteoroid.

1. The moon is more than one-half illuminated by the sun but not completely illuminated. (Lit on the right)
2. A giant ball of hot gas. (Not the sun)
4. An imaginary line through the center of rotation of an object.
6. When the Moon passes into the shadow of the Earth.
8. A small, rocky object in orbit around the Sun.
9. A small planet like body in orbit of the sun.
11. A large grouping of stars.
13. An object that orbits around a planet.
15. A chunk of metal or rock, that survives entry through the atmosphere to reach the Earth's surface.
18. The point in orbit where a planet is farthest from the sun.
19. Gas ball in the center of the universe.
21. What revolves around the earth.
24. A small piece of rock or dust that burns away in the Earth's atmosphere.