Across
- 1. a mixture of gasses surrounding earth
- 4. the time between sun rise and sun set on earth
- 5. the amount of matreal in something
- 7. a hole formed by an object hitting a surface
- 9. anything that takes up space and has mass
- 10. to soak in
- 11. a mass of ice rock and gass orbiting the sun
Down
- 2. to use again
- 3. the time between sunset and sunrise on earth
- 6. the dark area behind an object
- 8. the proses in witch water turns into water vapor