Across
- 3. A _____ is made up of two inclined planes that can be used to push objects apart or pull them together
- 4. Newton's ____ law states that the acceleration of an object depends on its mass and force applied
- 9. mass times acceleration. the unit is Newtons
- 11. A __________ is a simple machine is a slope or ramp that makes it easier to move a load up or down
- 13. A ______ is a rope wrapped around a wheel that is used to move objects up and down or back and forth
- 15. A _____ with a rod called a ____ through the center can help move a load
- 17. Newton's ____ law of motion says that two objects have equal and opposite reactions
- 18. Force multiplied by distance. The unit is Joules
Down
- 1. Newton's ____ law of motion states that objects in motion stay in motion unless acted on by an unbalanced force
- 2. The distance divided time plus direction
- 5. Work divided by time. The unit is Watts
- 6. The distance divided by the time taken to travel that distance
- 7. A ______ machine is comprised of two or more simple machines
- 8. The rate at which ____ changes over time
- 10. A _____ is a spiral inclined plane that is used to hold objects together
- 12. A _____ is a bar rested on a support that lifts or moves loads
- 14. A ____ is the object being lifted
- 16. A simple machine is a device that makes ____ easier