Test 1 Mt Flashcards
1
Q
Equation for kinetic energy
A
2
Q
Equation for GPE
A
3
Q
8 energy stores
A
Kinetic
Chemical
Electrical
Magnetic
Thermal
Nuclear
GPE
Elastic
4
Q
4 energy pathways
A
Mechanically (a force doing work)
Electrically (work done by charges)
Heating (heat)
Radiation (eg. light and sound)
5
Q
What equation includes work, force and distance
A
6
Q
Weight = ?
A
w=m*g
7
Q
Equation for elastic potential energy
A
Ee = 1/2Ke*2
8
Q
Power = ?
A
P = E/T
9
Q
Unit for energy
A
Joules
10
Q
Unit for power
A
Watts
11
Q
Unit for mass
A
Kg
12
Q
Efficiency = ?
A
Useful output/total input*100
