P8 Flashcards
1
Q
Non stored energy types
A
Kinetic Heat Light Sound Electrical
2
Q
Word equation for work
A
Work=force x distance
3
Q
Unit of measurement for work done
A
J
4
Q
Unit of measurement for energy transferred
A
J
5
Q
Equation for power
A
Power= work done / time taken
6
Q
The principle of energy conservation
A
Energy cannot be created or destroyed, only transferred
7
Q
Equation for kinetic energy
A
KE= 1/2mv^2
8
Q
Equation for potential energy
A
PE= mgh
9
Q
Equation for efficiency
A
energy output/ useful energy *100%
10
Q
Stored energy types
A
Chemical
Potential (gravitational potential)
Nuclear
Strain (elastic)