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5.
GLG 220 Week 4 Oceans and Atmosphere Worksheet
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GLG 220 Week 5 DQ 1
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Answer in 200-300 word count. Choose one question below and title
your answer with Reply.
1. What are the products of crude oil? How are these products
produced?
2. How is coal formed in the earth?
3. How can the tides be used as an energy source?
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GLG 220 Week 5 DQ 2
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1. What are renewable and nonrenewable resources? Give
examples of each.
2. Galena is the primary ore of lead, Pb. Besides lead itself, what
is a dangerous byproduct of smelting lead? How can this byproduct
be prevented from entering the atmosphere?
4. What are three fossil fuels? How much is used for industrial,
home, and transport? How much energy is lost?
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