Sources of energy that can be more easily replenished.
Fossil Fuel
Nonrenewable Resource
The main source of energy today (gasoline, coal and natural gas).
A gas that can be burned for energy.
A solid fossil fuel that can be burned for energy.
Generator
Engine
The ability to do work
A machine that converts chemical energy from burning fuel to motion.
Changes energy from one form to another.
Coal
Sources of energy that can't be easily replenished like coal, oil and natural gas.
Natural Gas
Renewable Resource
Energy