Chapter 4 Physics Flashcards
1
Q
Energy
A
The capacity to do work (N)
2
Q
Kinetic Energy
A
The energy of motion
3
Q
Potential Energy/Gravitational Potential Energy
A
Energy held in an object due to its position
4
Q
Power
A
The rate at which work is being done W = (J/s) = (Nm/s)
5
Q
Work
A
When a force acts on an object to cause displacement (Nm)
6
Q
Efficiency
A
A comparison of the energy output to the energy input in a given system.
7
Q
Conversion of Mechanical Energy
A
The total energy of a system is constant
