Ch 5 Work & Machines
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Joule | is the metric unit of work
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| Work | what happens when something changes its motion in the direction of the force being applied
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| Effort force | the force applied to a machine by the user.
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| Fulcrum | a fixed point around which a lever rotates
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| Incline plane | Simple machine made up of a ramp,used to lift an object
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| Lever | Simple machine containing a bar that can turn around a fixed point
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| Mechanical Advantage | the Factor by which a machine multiplies the effort force
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| Pulley | Simple machine made up of a rope,chain,or belt wrapped around a wheel
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| Resistance force | Force applied to a machine by the object to be moved
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| Screw | Simple machine made up of an inclined plane wrapped around a straight piece of metal
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| Simple machine | Tool with few parts that makes it easier or possible to do work
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| Wedge | Simple machine made up of an inclined plane or pair of inclined planes that are moved
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| Wheel and Axle | Simple machine made up of a wheel attached to a shaft
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You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
mtrampf
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