A(n) ________ is used to remove hydrogen from various fuels to be used in fuel cells.
A. Electrolyte
B. Catalyst
C. Transformer
D. Reformer
E. Cathode
Answer: D
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Which of the following processes causes the warm temperatures of a heat burst?
A. compressional warming and evaporative warming B. evaporative cooling and adiabatic cooling C. evaporative warming and adiabatic warming D. adiabatic warming and compressional warming
Typical reptiles are endotherms
a. True b. False
Tuvalu and the Maldives are in the international spotlight because they ________
A) are the largest emissions producers in their respective areas B) have exceeded the emissions reductions set by the Kyoto Protocol C) are accepting climate change refugees from other nations D) opposed China's proposals for global carbon neutrality at the Copenhagen Conference in 2009 E) may be among the first nations to be completely flooded by rising sea levels
Why did the International Whaling Commission (IWC) invoke a ban on commercial whaling? What three ways exist to legally hunt whales and which countries are involved?
What will be an ideal response?