Across
- 3. a push or pull that can make things move
- 4. not balance, or unequal
- 9. slowing down
- 10. force that makes planets orbit the sun and holds objects on Earth
- 13. simple machines that make work easier by multiplying the force put into it
- 15. a fixed point supporting something that turns or balances
- 16. resistance to motion
- 17. amount of matter something is made of
Down
- 1. a unit of force
- 2. rate of change of velocity
- 5. electricity and magnetism combined
- 6. force that acts on surfaces in contact and slows them down or stops them from moving
- 7. the area where magnetic force can be detected
- 8. the power to work or to act
- 9. the force that acts against the movement of an object
- 11. balance
- 12. speed in a certain direction
- 14. rate of motion or progress
