Which of the following are examples of commercial energy?
A) extracting oil, mining coal, and gathering fuelwood
B) using a solar cooker, burning natural gas, and mining coal
C) burning natural gas, gathering fuelwood, and instilling a windmill
D) extracting oil, mining coal, and burning natural gas
E) installing a windmill, extracting oil, and mining coal
Correct Answer:
Verified
Q1: What can allow an energy source with
Q2: Petroleum, or crude oil, is a black,
Q4: Natural gas consists of which gases?
A)methane, propane,
Q5: As oil resources are depleted the ratio,
Q6: Which of these common items are made
Q7: The largest tar sand deposits can be
Q8: We know from the second law of
Q9: Most commercial energy comes from
A)direct solar energy.
B)indirect
Q10: Crude oil components are separated by
A)bacteria.
B)distillation.
C)pressure.
D)filtration.
E)precipitation.
Q11: What extraction process involves setting off explosive
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