Across
- 1. _______ Newton discovered gravity (What is his first name?)
- 3. The more ________ something has, the faster it falls.
- 7. _________ is the name of the moon phase when you can't see the moon.
- 8. ______________ is the powerhouse of the cell.
- 10. Newton saw a(n) _______ fall from a tree, which led him to discover gravity.
- 13. Newton's First Law - an object at rest stays at rest unless acted on by a(n) ________________ force
- 14. The ___________ is the king of the cell.
- 16. ___________ is the largest planet.
Down
- 1. The ________ system prevents you from getting sick.
- 2. The ___ _____ theory was the theory of how the universe was created.
- 4. What is Newton's Second Law?
- 5. The ______ and sun create tides.
- 6. The __________ stores water in a cell
- 9. The _________ system has the brain in it.
- 11. ________ keeps us from floating into space.
- 12. The sixth planet from the sun is ____________.
- 15. ____________ is the jelly-like substance in a cell.