Energy stores and transfers Flashcards
1
Q
What is the equation for efficiency?
A
useful output/total output * 100%
2
Q
Name all of the energy stores
A
Kinetic energy Gravitational potential energy Elastic potential energy Thermal energy Chemical energy Magnetic energy Electrostatic energy Nuclear energy
3
Q
What is the law of conservation of energy?
A
Energy is never created or destroyed. It is simply transferred from one store to another.
4
Q
How can energy be transferred?
A
Energy can be transferred Mechanically ( by a force), Electrically, by radiation ( by light) or by heating
