Energy
Machines
Work
Mix
Random
100
a quantity which describes an objects's stored ability to do work.
What is Energy?
100
Any device which multiplies or changes the direction of forces.
What is a machine?
100
By doing work on an object we increase its?
What is energy
100
Potential + Kinetic Energy =
How do you get total mechanical energy.
100
The year most of us graduate
What is 2015
200
There are many different types of energies but most fall into 2 categories.
What mostly falls into potential and kinetic energies?
200
Work output
Work input=
200
Rate at which work is done?
What is power
200
Energy cannot be created or destroyed, it can only be transformed from one form to another, but only total energy must not change
What is law of conservation of energy?
200
The class we're in
What is physics
300
Depends on an objects height?
What does Gravitational Potential Energy depend on?
300
A number which represents how many times a force is multiplied in a given machine?
What is mechanical advantage?
300
To do work what must the distance be
What is same
300
The number of times an object turns per unit time.
What is Rotational Speed
300
The author of The star spangled banner
What is francis Scott key
400
Is stored energy.
What is potential energy.
400
The percent of energy which a machine converts into real work.
What is efficiency?
400
Work=
What is (fxd)
400
The actual speed of an object
What is Tangential Speed
400
The president when we were born
Who is bill clinton
500
The work done on an object to accelerate it from rest to some velocity.
What does kinetic energy do?
500
All machines are based on the concept of
What is conservation of energy?
500
If no movement
What is no work done
500
Occurs when the core of an object extends beyond the base of support.
What is toppling
500
President who was shot in Dallas
Who is JFK
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