Multiple Choice
How do fossil fuels contribute to global warming?
A) Burning them breaks the carbon bonds releasing free carbon.
B) Burning them breaks the sulfur bonds releasing free sulfur.
C) Burning them breaks the nitrogen bonds releasing free nitrogen.
D) They have no significant effect.
Correct Answer:

Verified
Correct Answer:
Verified
Q32: On a graph of average temperature, a
Q33: An example of a proxy record used
Q34: The Younger Dryas cold snap was caused
Q35: What is responsible for the distribution of
Q36: Incoming radiation is mostly in the form
Q38: What errors can lead to an incorrect
Q39: The burial of organic matter that leads
Q40: Since 1870, sea level is:<br>A) rising at
Q41: Sea level rises with increasing global temperature
Q42: What evidence is indicative that glaciers once