Energy Flashcards
What is the law of conservation of energy
Energy cannot be created nor destroyed. Only transferred
Can energy be transferred from one store to another?
Yes
Kinetic energy
Energy stored in a moving object
Gravitational potential energy
energy stored in an object when lifted to a height
Light energy
energy associated with light waves
Sound energy
energy associated with sound energy
Heat energy
Total internal energy of the particles in an object
Chemical energy
Energy stored in chemical bonds between atoms/molecules
Nuclear energy
Energy stored in the nucleus of an atom
Elastic energy
Energy stored when an object is stretched
Electrical energy
Energy associated with an electric current
How many joules is 1KJ
1000J
What do you measure energy in
Joules / kilojoules
Name some energy stores
-coal
-gas
-oil
-food
