How do greenhouse gases bring about global warming?
A) When there are large amounts in the atmosphere, they heat the surface of the Earth as they become heated by the sun.
B) They allow solar radiation to reach the Earth's surface.
C) They trap heat waves given off by the sun.
D) They create holes in the atmosphere, allowing in more ultraviolet radiation.
Answer: B
You might also like to view...
The chance that a person will suddenly fall into a much lower income bracket is higher in the United States than it is in most other industrialized countries
Indicate whether the statement is true or false
State-led development strategies are more concerned about the economic and social well-being of the poor and have large welfare-state policies when compared to states following social democracy
Indicate whether this statement is true or false.