| _____ | Force | 1)an object placed under a lever to take part of the weight of an object from the lever |
| _____ | Muscles | 2)a machine that has a few moving parts that makes work easier |
| _____ | Newton's 1st Law | 3)the weight of an object |
| _____ | Newton's 2nd Law of Motion | 4)the fulcrum is between the load and the force |
| _____ | Newton's 3rd Law | 5)a bar used to put force at one end and lift an object at the other |
| _____ | Friction | 6)Action equals Reaction |
| _____ | Gravity | 7)one type of force |
| _____ | Machines | 8)F=ma |
| _____ | Simple machines | 9)an inclined plane used to push an object to a higher level with less effort |
| _____ | Wheel and axle | 10)a bar that connects two wheels |
| _____ | Inclined plane | 11)make man's work easier |
| _____ | Ramp | 12)the effort necessary to do work |
| _____ | Lever | 13)Law of Inertia |
| _____ | Fulcrum | 14)a type of first class lever |
| _____ | Resistance | 15)gives resistance to a thing that is pushed |
| _____ | Axle | 16)a simple machine used in cars |
| _____ | Mechanical advantage | 17)large objects attract (pull toward themselves) smaller objects |
| _____ | Nail puller | 18)a wedge or a screw |
| _____ | Bottle cap opener | 19)how much less an object seems to weigh when using a simple machine |
| _____ | Fishing pole | 20)a type of second class lever |
| _____ | First class lever | 21)the load is between the fulcrum and the force |
| _____ | Second class lever | 22)a type of third class lever |
| _____ | Third class lever | 23)the force is between the fulcrum and the load |
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