Across
- 1. Anything that takes up space and has mass.
- 4. the movement of earth around the sun
- 6. center of the solar system
- 8. how tightly packed molecules are within a specific space
- 10. imaginary line that goes through the center of the earth
Down
- 1. rockey planet & closet to the sun
- 2. it take 365 day to complete one Revolution
- 3. Vibration that travel through the air or another Medium and can be heard when they reach a person's or animals ear.
- 5. The amount of space that matter takes up.
- 7. the spinning of earth on its axis
- 9. the Quantity of matter in a physcial Body(density* Volume).