Across
- 2. Something that can be lifted up and carried
- 4. A machine that is made up of 2 or more simple machines
- 7. A sloping surface that makes it easier to move objects to a higher or lower place
- 11. It is a simple machine used to lift a heavy load with less effort
- 13. A push or a pull that changes the motion of an object
- 14. A simple machine used to apply huge force with little effort, also used to put things together
- 15. An invisible force that pulls us to earth
- 16. A pulley consists of a wheel and a ...
Down
- 1. The top or outside part of something, not the middle
- 3. The action or process of moving or of changing place or position; movement
- 5. A machine that has a few or no moving parts
- 6. It is used to split or raise objects
- 8. Hard physical or mental work
- 9. A state when objects stay at rest or keep moving in the same way unless an outside force acts on them
- 10. A scientist who discovered gravity
- 12. It is a fixed point in a lever
- 13. the force which is produced when one thing rubs against another