Across
- 3. machine a machine with many simple machines
- 5. a supposition or a system of ideas
- 9. advantage the ratio of the force produced by a machine to the force applied to it, used in assessing the performance of a machine.
- 11. force resistance force is the which an effort must overcome in order to do work on object via a simple machine
- 12. machine any of the basic mechanical devices for applying a force, such as an inclined plane, wedge, or lever
- 14. strength or energy as an attribute of physical action or movement.
Down
- 1. force effort force is applied at one point on the lever in order to move an object
- 2. variable a variable (often denoted by x ) whose variation does not depend on that of another.
- 4. horizontal axis of a system of coordinates
- 6. vertical axis of a system of coordinates
- 7. the point on which a lever rests or is supported and on which it pivots.
- 8. a guess
- 10. activity involving mental or physical effort done in order to achieve a purpose or result.
- 13. a rule