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Moar Simple Machines
| Question | Answer |
|---|---|
| The ______ is a straight rod or board that pivots on a point known as a fulcrum. | lever |
| The ______ is used to lift or move objects. | lever |
| A seesaw, hammer, and a bottle opener are examples of a ______. | lever |
| Pushing down on one end of a _______ results in the upward motion of the opposite end of the fulcrum. | lever |
| Two or more simple machines working together to make work easier is known as a __________ machine. | compound |
| A ramp is an example of this simple machine: ______. | inclined plane |
| A___________ is used to split things. | wedge |
| Examples of a ______ include a knife or axe. | wedge |
| An example of a __________ machine is a wheelbarrow. | compound |
| ________ are two toothed wheels that fit together either directly or through a chain or belt so one wheel will turn the other. | Gears |
| Examples of a ______ include a wagon, toy car and a door knob. | wheel and axle |
| The ______ is an inclined plane wrapped around a shaft or cylinder. | screw |
| A clock, drill and automobile are all examples of _______. | gears |
| A bolt or a spiral staircase are examples of a ______. | screw |
| The ______ is a wheel that usually has a groove around the outside edge. This groove is for a rope or belt to move around the _______. | pulley |
| A flag is raised using a _______. | pulley |
| A _________ machine has few or no moving parts. They make work easier. | simple |
| Screws, Wedges, Levers are all examples of ________ machines. | simple |
| Two inclined planes joined back to back is known as a _____. | wedge |
| A __________ has a larger wheel (or wheels) connected by a smaller cylinder (axle) and is fastened to the wheel so that they turn together. | wheel and axle |
| A __________ can be used to alter the effort and distance involved in doing work such as lifting loads. | inclined plane |