Across
- 3. A _________ is shaped like a circle.
- 4. The amount something weighs is it's______.
- 6. ___________ is a force that slows down a moving object.
- 7. A_________ is a machine made up of a rope and a wheel.
- 9. A power causing an object to move, stop or change its direction is called _______
Down
- 1. ___________makes work easier.
- 2. A wheel turns on a rod called an ________.
- 5. __________ pulls objects towards the center of the Earth.
- 8. ________ is a bar that is fixed to a fulcrum.