Show:
Work
Simple Machine
Simple Machines 2
Energy
Miscellaneous
100
These two variables are multiplied together in order to find work.
What are force and distance?
100
A grooved wheel with a rope or chain wrapped around it is called this.
What is a pulley?
100
This is the equation to find the actual mechanical advantage of any machine.
What is output force/ input force?
100
When you stretch a rubber band, this type of energy is present.
What is elastic potential energy?
100
Both Mrs. Reed and Mr. Brown are fans of this professional football team.
What are the Philadelphia Eagles?
200
This is what you do to an object when you apply a force to that object that causes the object to move.
What is work?
200
When you exert a force on a machine, that force is called this.
What is input force?
200
This is the name of the fixed point that a lever rotates on.
What is a fulcrum?
200
This type of energy is the energy due to an objects motion.
What is kinetic energy?
200
This is how power is calculated.
What is work divided by time?
300
This is the unit for work.
What is joule?
300
A seesaw is an example of this type of lever.
What is a first class lever?
300
A car's steering wheel is this type of simple machine.
What is a wheel and axle?
300
This is what an object's potential energy depends on.
What is the object's shape or position?
300
This is the unit for power.
What is watt?
400
You carry your books that weigh 2N to class that is 200 meters away. How much work did you do?
What is 0J?! Your applied force is not in the same direction that the books move.
400
This is how to calculate the ideal mechanical advantage of an inclined plane.
What is length of incline divided by height of incline?
400
An axe is considered this type of simple machine.
What is a wedge?
400
GPE can be found by multiplying these two variables.
What are weight and height?
400
A combination of many simple machines is called this.
What is a compound machine?
500
You lift a box that weight 50 Newtons over your head a distance of one meter. How much work did you do?
What is 50 J?
500
The actual MA of a simple machine is often much lower than the ideal MA of a simple machine. This is why.
What is work and force lost due to friction?
500
If a simple machine has a mechanical advantage of 2, and your input force is 20N, this is the output force of the machine.
What is 40 Newtons?
500
This type of energy transfer occurs in a roller coaster as it glides down the first hill.
What is potential energy to kinetic energy?
500
This is the formula to find kinetic energy.
What is 1/2 (mass)(speed or velocity squared)