1. Ch.9, Sec.4 – Energy Resources Nonrenewable Resources Nonrenewable Resources  nonrenewable resource: a resource that forms at a rate that is much slower than the rate at which it is consumed  fossil fuels: a nonrenewable energy resource formed from the remains of organisms that lived long ago - nuclear fission is also considered a nonrenewable resource (uranium or plutonium is used)

2. Ch.9, Sec.4 – Energy Resources Renewable Resources Renewable Resources  renewable resource: a natural resource that can be replaced at the same rate at which the resource is consumed NonrenewableRenewable coal solar (sun) petroleum (oil) hydroelectric (water) natural gas wind turbine (wind) nuclear energy geothermal (heat from inside the Earth) minerals & metals biomass (decayed plants & organic matter)

3. Ch.9, Sec.4 – Energy Resources The Two Sides to Energy Resources The Two Sides to Energy Resources - see chart on page 262 for advantages & disadvantages!