Across
- 3. created when the temperature rises and the particles move rapidly because there is now more energy
- 4. the length or size of something
- 5. the force that pulls things to the center of the earth
- 6. a theory that believes earths crust has moved apart because of environmental disasters
- 8. a procedure carefully done and is based on research
- 11. nouns ending with -meter
- 12. contains the sun, eight more planets orbiting around it and the planets moons
- 13. being precise
- 15. makes long or short numbers easier to write
Down
- 1. the amount of area or space an object has
- 2. the theory of how organisms come from being a single cell
- 7. how fast something is
- 9. the study of rocks and Earths chemical and physical characteristics
- 10. the theory that Earths crust has moved over time
- 14. how heavy something is