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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 Units Defintions Simple Machines ProblemsMisc
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Units 100 seconds
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Units 100 Answer: What are the units of measure for time?
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Units 200 Newtons
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Units 200 Answer: What are the units of measure for force?
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Units 300 Joules
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Units 300 Answer: What are the units of measure for work or energy?
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Units 400 Watts
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Units 400 Answer: What is Power?
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Units 500 Has no units of measure
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Units 500 Answer: What is Mechanical Advantage?
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Definitions 100 A combination of 2 or more simple machines.
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Definitions 100 Answer: What is compound machine?
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Definitions 200 The work done by a machine.
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Definitions 200 Answer: What is work output?
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Definitions 300 A device that makes work easier with one movement.
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Definitions 300 What is a simple machine?
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Definitions 400 A bar that is free to rotate about a fixed point.
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Definitions 400 Answer: What is a lever?
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Definitions 500 The number of times a machine multiplies your effort force.
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Definitions 500 Answer: What is mechanical advantage?
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Simple Machines 100 6
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Answer: What are the number of simple machines?
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Simple Machines 200 Levers and Inclined Planes
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Simple Machines 200 Answer: What are the 2 categories of simple machines?
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Simple Machines 300 MA = F r F e
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Simple Machines 300 Answer: What is the equation for determining the mechanical advantage of any simple machine?
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Simple Machines 400 MA = L E L R
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Simple Machines 400 Answer: What is the equation for determining the MA of a lever?
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Simple Machines 500 An inclined plane wrapped around a cylindrical post.
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Simple Machines 500 Answer: What is a screw?
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Problems 100 W t
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Problems 100 Answer: What is the equation for Power?
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Problems 200 Jenny is riding a bike that has wheel with a radius of 15 inches. The axle has a radius of 6 inches. What is the MA of the bike?
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Problems 200 Answer: What is 2.5?
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Problems 300 Sally uses a hammer to apply 650 N of force to a nail into a piece of wood. The effort arm is 18 inches and the resistance arm is 4 inches in length. What is the MA of the hammer?
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Problems 300 Answer: What is 4.5?
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Problems 400 Billy raises a 450 N bar above his head 5 meters in 3 seconds. What is the amount of Power developed by Billy?
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Problems 400 Answer: What is 750 Watts?
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Problems 500 A boy is pulling a 500 N wagon up an inclined plane that covers 15 meters. Determine the efficiency of the inclined plane if the boy uses 200 N of force if the inclined plane is 5 meters off the ground
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Problems 500 Answer: What is 83.3%
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Miscellaneous 100 The pivot point of a lever.
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Miscellaneous 100 Answer: What is the fulcrum?
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Miscellaneous 200 Will have a MA less than 1.
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Miscellaneous 200 Answer: What is a 3rd class lever?
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Miscellaneous 300 Has a MA = 1
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Miscellaneous 300 Answer: What is a fixed pulley?
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DAILY DOUBLE Miscellaneous 400 Explain how a screw driver can be 2 kinds of simple machines.
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Miscellaneous 400 Answer: When it is used a lever to pry something open or when used to turn a screw it is a wheel and axle
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Miscellaneous 500 Draw a picture of a second class lever labeling the 5 main parts.
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Miscellaneous 500 Answer: fulcrum Resistance arm Effort arm Effort force
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