In a series circuit, the resistance increases as more resistors are added in series.  Steve noticed when looking at the series circuit that as more resistors were added the resistance increased or decreased?
increased

People in the richer nations of the world use far more energy, especially energy from fossil fuels, than people in the poorer nations do.  If America is a rich nation and China is a poor nation, then America's energy usage compared to China's is greater or smaller?
greater

More people also means more clearing of land for agriculture and development.  Kevin lives in a city with 5000 people. Will lives in a city with 100 people. Whose city likely cleared more land for agriculture/development Kevin or Will?
Kevin

The development of better missiles fostered better rocket technologies.  As we cease working to develop things our technology levels as a species decreases or increases?
decreases