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Across 4. Tough connective tissue that connects muscle to bone 5. Dividing output force by input force gives you a machine's mechanical ___ 7. The fixed point that a lever pivots around 9. the force you exert on a machine is the ____ force 11. in order for you to do work on an object, the object must move some ___ as a result of your force 12. The mechanical advantage of a machine without friction is called ___ mechanical advantage 13. A simple machine that is thick at one end and tapers to a thin edge at the other end 14. A ___ machine utilizes two or more simple machines 15. A doorknob is an example of a wheel and ___ 17. work is measured in units called 18. Two or more wheels linked together by interlocking teeth 20. force x distance

Down 1. A rigid bar that is free to pivot about a fixed point 2. the force that the machine exerts on an object is the ____ force 3. A ramp is an example of an ___ plane 5. ___ mechanical advantage is the mechanical advantage that a machine provides in a real situation 6. The ___ of a machine compares the output work to the input work, expressed as a percent 8. A ____ is a device that makes work easier to do 10. force is measured in units called ____ 16. A grooved wheel with a rope wrapped around it 19. An inclined plane wrapped around a cylinder