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PS chapter 5bb
vocab
| Question | Answer |
|---|---|
| I am the transfer of energy that occurs when a force makes an object move. What am I? | Energy |
| What do we call the amount of work done in one second? | Power |
| What is a device that makes doing work easier? | Machine |
| I am the force that is applied to the machine. | Input force |
| I am the force that is applied by the machine. | Output force |
| This is the measure of how much of the work put into a machine is changed in to useful output work by the machine. | Efficiency |
| The ratio of the output force to the input force is called what? | Mechanical Advantage |
| This a machine that does work with only one movement of the machine. | Simple Machine |
| This is a bar that is free to pivot or turn around a fixed point. | Lever |
| What do we call a grooved wheel with a rope, chain or cable running along the groove? | Pulley |
| This is a simple machine consisting of a shaft or axle attached to the center of a larger wheel. | Wheel and axle |
| What is a sloping surface that reduces the amount of force required to do work called? | inclined plane |
| What do we call 2 or more machines that operate together? | Compound Machine |
| This is an inclined plane wrapped in a spiral around a cylindrical post. | Screw |
| This is an inclined plane with 1 or 2 sloping sides that changes the direction of the input force. | Wedge |
Created by:
Patti_lover20
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