Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
11 Cards in this Set
- Front
- Back
Energy
|
The property of an object that allows it to produce change in the environment or in itself.
|
|
Kinetic Energy
|
Energy of an object due to motion.
|
|
Work
|
The process of changing the energy of a system by means of forces.
|
|
Work-energy Theorem
|
Work done on an object results in a change in kinetic energy.
|
|
Power
|
The rate of doing work; The rate at which energy is transferred.
|
|
Machine
|
A device that changes the magnitude or the direction of a force needed to do work, making the task easier to accomplish.
|
|
Resistance Force
|
(Fr) The force exerted by a machine.
|
|
Effort Force
|
(Fe) The force exerted on a machine.
|
|
Mechanical Advantage
|
(MA) The ratio of resistance force to effort force.
|
|
Ideal Mechanical Advantage
|
The ratio of the effort distance to the resistance distance.
|
|
Efficiency
|
The ratio of output work to input work.
|