Work Flashcards
A unit to measure energy and worth
Joule
Stored energy the energy an object has due to its position
Potential energy
The energy in motion
Kinetic energy
Kinetic energy and Potental energy
Mechanical energy
All of the energy is still present somewhere in one form or another
Conservation of energy
The rate of which work is done
Power
The unit of measurement for power
Watt
The unit of measurement of power for engines
Horsepower
Any device that makes doing work easier
Machine
The number of times a machine multiplies the input force output force divided by input force
Mechanical advantage
The percentage of the input work done on a machine
Efficiency
One of the basic machines on which all other mechanicals machines are based
Simple machine
A solid bar that rotates or turned around at a fixed point
Lever
A fixed point around which a lever rotates
Fulcrum
A simple machine that is a wheel attached to a shaft or axle
Wheel and axle