Exam 16: Understanding Earths Resources

Earth's population is roughly seven billion.

Earth's primary energy sources are the sun,geothermal,and the _______.

Please describe some of the more significant uses of energy in the United States.?

Fossil fuels are trapped in ____ rock.

Two major categories of mineral resources are ______ and non-metallic.

Peat is the initial stage in the formation of _____.

The first oil well,shown in the photograph,was drilled in _____.

Wind energy is likely to remain a niche energy source.

The largest tar sand deposits with rock such as shown in the photograph,are in _____.

The major unsolved problem in using nuclear fission is:

_____ is an indirect means of harnessing current solar energy.

All of the following are nonrenewable resources derived from minerals except _____.

What are placer deposits?

The largest amount of coal was formed during the assemblage of Pangaea in the Carboniferous and Permian Periods.

Explain the necessary conditions needed to produce a petroleum trap.