Possible Test Questions
Units of Measurment
Equations
Vocab
Simple Machines
100
This is an example of a third class lever
What is a baseball bat (or other third class lever)
100
The unit of force
What is newton
100
This is the equation for work
What is W = F x D
100
this is a force working through distance
What is work
100
A lever that rotates in a circle
What is a wheel and axle
200
This is a combination of two or more simple machines
What is a compound machine
200
The unit of work
What is Newton-meter or Joule
200
This is the equation for Power
What is P = W / t
200
this is a device that makes work easier
What is a machine
200
this is a slanted surface used to raise an object
What is an inclined plane
300
This is the term used for describing the number of times a machine multiplies the effort force
What is mechanical advantage
300
This is the unit for power
What is watt
300
Fr / Fe is the equation for this
What is mechanical advantage
300
This is the force applied by the machine
What is the resistance force
300
this is an inclined plane that moves
What is a wedge
400
This simple machine multiplies effort by acting through a long effort distance
What is a screw
400
This is equal to 1000 watts
What is a kilowatt
400
This is the equation for efficiency
What is Wo / Wi x 100
400
This is the force that is applied to a machine
What is the effort force
400
this is an inclined plane wrapped around a cylinder
What is a screw
500
If a machine has a mechanical advantage of one, it doesnt change the effort of the force but changes the what
What is the direction of the force.
500
This is equal to 745.56 watts
What is horsepower (hp)
500
This is the equation for finding the mechanical advantage of a lever
What is effort arm length / resistance arm length
500
This is the fixed point of a lever
What is the fulcrum
500
this is a chain, belt, or rope wrapped around a wheel
What is a pulley
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