Across
- 2. Force that moves objects further apart
- 5. A closed path like a circle
- 6. An object that pulls some metals
- 8. Something you cannot see
- 9. A push or a pull
- 10. The amount of space between two objects
- 13. Lasting for little time
- 14. Greater force
- 16. Less force
- 17. Force that moves objects away
- 19. Charge with a subtract sign
- 20. Force that moves objects closer together
Down
- 1. Force that pulls objects toward
- 3. Charge with a plus sign
- 4. Tool that shows direction
- 7. Lasting for a long time, or forever
- 9. A big distance
- 11. A magnetic metal
- 12. Direction, usually up on a map
- 14. Direction, usually down on a map
- 15. Invisible area of force
- 18. A small distance