Notes on the naked scientists audio
You cannot destroy or create energy, but it can be converted.
Most energy that is converted is converted eventually into heat.
Efficent-If an item converts most of its input energy into useful energy this is very efficent. If an item produces more waste energy than useful energy then it is not very efficent. The more energy converted to useful energy the more efficent a item is.
Heat is a from of energy it is the kinetic energy of the atoms in a object.
Conduction- is when you heat one end of…