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Published byVeronica Bond Modified over 8 years ago
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200 300 400 500 100 200 300 400 500 100 200 300 400 500 100 200 300 400 500 100 200 300 400 500 100 Picture This Crazy for Calculating Keeping it Simple It’s IdealWork It Out
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What is a pulley?
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What is a lever?
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What is an inclined plane?
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What is a wheel and axle?
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What is a wedge?
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A lever changes this to make work easier
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What is direction?
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An inclined plane changes this to make work easier
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What is distance?
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The formula used to calculate power
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What is work/time or (force x distance)/time?
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Work done when you use a 6 N force to push an object 8 m
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What is 48 Joules?
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Power needed to do 200 J of work in 20 seconds
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What is 10 Watts?
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An inclined plane wrapped around a cylinder
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What is a screw?
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The point on which a lever pivots
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What is a fulcrum?
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A simple machine with one narrow edge and one wider edge that is used to split objects apart
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What is a wedge?
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Example of a pulley
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What is a weight machine, flagpole?
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A wedge changes this to make work easier
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What is direction?
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Example of a lever
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What is a seesaw, crowbar, paint can opener, screwdriver?
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Example of a wedge
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What is a knife, axe?
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Example of a screw
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What is the lid of a jar, metal screw, water bottle top?
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Example of an inclined plane
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What is a wheelchair ramp?
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Example of a wheel and axle
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What is a doorknob, bicycle tire, car wheels?
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The SI units used to measure work
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What are Joules?
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A pulley changes this to make work easier
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What is direction?
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The rate at which work is done
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What is power?
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An example of doing work and an example of NOT doing work
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Work: pushing a box up a hill, pulling a sled, moving a table, lifting a backpack Not work: pushing a skyscraper, playing tug of war if the rope never moves
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A wheel and axle changes this to make work easier
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What is distance?
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Final Jeopardy 3 factors machines can change to make work easier an example of a machine that does each
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Final Jeopardy Increase force Increase distance Change direction
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