locked Word Scramble
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Question | Answer |
work | the rusult when a force causes an object to move. |
machine | a devise that changes the amount of force applied into an object. |
lever | a simple machine having and arm that move about a fixed point. |
effort arm | the part of a lever that applies the effort. |
resistance arm | the part of a lever that applies resistance. |
wheel and axle | a simple machine that has a central pivot around which a wheel moves. |
pulley | a wheel that has a grove along its edges. |
inclined plane | any flat sloping surface. |
wedge | 2 or more iclined planes put together. |
screw | an inclined plane wrapped around a cilinder or cone. |
compound machine | a devise made up of 2 or more simple machines. |
efficiency | the ratio of the work put into that machine. |
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ipwnzombieslikeaG6
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