Across
- 5. The force needed to go against the effort force
- 7. An educated guess based on background knowledge
- 12. This is done when force applied to an object moves it
- 14. The ratio of the output force to the input force
- 15. variable A variable that that changes in response to the independent variable
Down
- 1. A strength or energy as an attribute of a movement
- 2. The point on which a lever rests and pivots on
- 3. The horizontal line on a graph
- 4. An educated statement that has been repeatedly comfirmed
- 6. A variable that the scientist changes
- 8. Any of the basic mechanical devices for applying a force
- 9. A machine that includes more than one simple machine
- 10. The force needed to overcome the resistance force
- 11. The vertical line on a graph
- 13. A statement that has been tested and proved. Other scientific knowledge is based upon these