Tar sand deposits are examples of ________
A) clean coal systems
B) peak oil
C) liquefied natural gas
D) unconventional oil reservoirs
E) conventional oil reservoirs
Answer: D
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A hot dog pants
A. to help evaporation occur in its mouth and bronchial tract. B. to impress dogs of the opposite sex. C. to bring more oxygen into its lungs. D. for no particular reason.
Water vapor is a greenhouse gas that is present at higher concentrations in the atmosphere than CO2. Why then is CO2 considered to be the primary greenhouse gas?
A. Water vapor has a much longer residence time in the atmosphere than CO2. B. Warming is amplified by additions of CO2that decrease the amount of water vapor that the atmosphere can hold. C. Warming is amplified by additions of CO2that increase the amount of water vapor that the atmosphere can hold. D. Lower levels of water vapor drive increases in CO2 concentrations. E. Water vapor concentrations are decreasing while CO2 concentrations are increasing.
The relationship between pH and the oxygen carrying ability of hemoglobin is known as which of the following?
A) allosterism B) the Bohr effect C) Dalton's Law D) Perutz's Law
The reddish tint of the Sun in the late afternoon results from ________
A) scattering B) condition C) advection D) reflection E) albedo