Science project

12345678910111213141516
Across
  1. 7. The relatively thin envelope of gases that forms Earth's outermost layer.
  2. 10. The parts of Earth that contain living organisms.
  3. 11. The layer of rock that forms Earth's outer skin.
  4. 13. Forces Ice,rain,wind, and changing temperatures wear down or destroy landmasses.
  5. 14. Core A dense ball of solid metal.
  6. 15. a group of parts that work together as a whole.
  7. 16. Three main parts: a metal core, a solid middle layer, and a rocky outer layer.
Down
  1. 1. The crust and uppermost mantle into a single layer.
  2. 2. A dark, fine-grained rock.
  3. 3. Made of rock that is very hot, but solid.
  4. 4. Contains all of Earth's water.
  5. 5. A force pressing on an area.
  6. 6. A rock that usually is a light color and has coarse grains.
  7. 8. The ability to do work.
  8. 9. Forces Forces that construct, or build up, mountains.
  9. 12. Core A layer of molten metal surrounding the inner core.