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Simple Machines
Watt are you talking about?
All the rest
Workin' over time
All About Hull
100
A door stop
What is a inclined plane.
100
The rate of doing work.
What is power.
100
The number of times that a machine increases an input force.
What is the mechanical advantage.
100
The product of a force and distance.
What is work.
100
Ms. Hull's favorite color.
What is plum.
200
The six types of simple machines.
What are the lever, the wheel and axle, the inclined plane, the wedge, the screw and the pulley.
200
Besides the watt, another common unit of power is this.
What is horsepower.
200
The difference between the IMA and the AMA.
What is friction.
200
If there is no movement there is no _______________.
What is work.
200
The state in which Ms. Hull was born.
What is Michigan (America's high five!)
300
A wheelbarrow is an example of this, where the output force is located between the input force and the fulcrum.
What is a second class lever.
300
This is the equation you would use to solve for power.
What is P = Work/Time
300
The percentage of work input that becomes work output.
What is the efficiency of a machine.
300
The SI unit for work.
What is the joule.
300
During college Ms. Hull spent her summers in these mountains. (hint. they are not in NC)
What are the Rockies of Colorado.
400
The IMA of this machine is equal to the number of rope sections supporting the load being lifted.
What is a pulley or pulley system.
400
To increase the power you can do what?
What is increase the amount of work done in a given time, or do a given amount of work in less time.
400
Reducing friction does this to a machine.
What is increases the efficiency of the machine.
400
W weight lifter lifts a 1600 N barbell over his head. Assume that the barbell is lifted to a height of 2.0 meters. How much work does he do?
What is 3200 J
400
The color of Ms. Hull's car.
What is yellow (black and yellow to be precise)
500
In this type of machine the output of one machine acts as the input of the next.
What is a compound machine.
500
You exert a vertical force of 72 newtons to lift a box to a height of 1.0 meters in a time of 2.0 seconds. How much power is used to life the box?
What is 36 W
500
A machine with a 5-N input force and a 25-N output force has a MA of?
What is 5.
500
A machine makes it easier to do work because it changes the____________ of a force needed, ______________ of a force or _______________over which a force acts.
What is the size of a force needed, the direction of a force, or the distance over which a force acts.
500
Ms. Hull attended this College located in Grand Rapids, MI.
What is Grand Valley State University.