Stability and Motion: Forces and Interaction
Across
- 1. the force applied to move an object over a distance
- 4. a push or pull that can make an object move, stop moving, or change direction
- 6. a force that opposes the direction of motion
- 7. a simple machine that is a sloping surface that can be used to raise or lower a load
- 9. a device that changes the direction or magnitude of force
Down
- 2. a force that resists the movement of an object.
- 3. a simple machine made of a wheel with a rod through its center
- 5. a simple machine that includes a stiff bar that rests on a support called a fulcrum
- 8. a simple machine that uses grooved wheels and a rope, chain, or cable to raise or lower a load
- 9. how many simple machines are there?