1A Energy Flashcards
1
Q
All energy stores
A
Thermal
Kinetic
GPE
EPE
Chemical
Magnetic
Electrostatic
Nuclear
2
Q
Types of energy transfer
A
Mechanically
Electrically
3
Q
Work done equation
A
WD=Fd
3
Q
Rules of energy
A
Energy cannot be created or destroyed
Only transferred and stored
4
Q
Work done
A
A force moving an object a distance
4
Q
Kinetic energy equation
A
Ke=1/2mv^2
5
Q
Gravtiational energy equation
A
GPE=mgh
g=gravitational field strangth
6
Q
Elastic potential energy
A
EPE=e^2 k 1/2
7
Q
SPecific heat capacity definition
A
The energy needed to raise the temperature of 1kg of an object by 1 C
8
Q
SPecific heat capacity equation
A
Change in thermal energy=mCChange in temp
