If some current trends and energy strategies continue and succeed over the next few decades, in 50 years, you might be able to say that you witnessed the shift from
A) an energy-consuming economy to an energy-producing economy.
B) a wind-driven economy to a solar economy.
C) an unsustainable fossil-fuel-driven economy to a sustainable renewable energy economy.
D) a renewable energy- driven economy to a clean-burning natural gas economy.
C
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The main National Academy of Science conclusion on global warming since the mid-1800's states
A. temperatures have risen around half a degree C. B. temperatures have remain unchanged. C. insufficient data exists to definitively state global warming has occurred. D. temperatures have risen 6° C.
Bangladesh is an Islamic country, but practical approaches and common sense in regard to __________ have won out over Islamic fundamentalism.
a. democracy b. population control c. microcredit d. globalization e. climate change
Which of the following compounds is likely to have the best water solubility?
A) CH3CH2OH B) CH3CH2CH2CH2OH C) CH3CH2CH2CH2CH2CH2OH D) CH3CH2CH2CH2CH2CH2CH2CH2OH
The forces that hold atoms and ions together to form molecules are: a. chemical bonds
b. positive bonds. c. neutral bonds. d. negative bonds.