Sulfur dioxide in the atmosphere contributes to
A. acid rain.
B. global warming.
C. the greenhouse effect.
D. All of the above.
Answer: A
You might also like to view...
The town of Central, South Carolina has a population of 5,175 (as of July, 2011). Even though most people in Central would consider it a small town, it is considered an urban area.
Answer the following statement true (T) or false (F)
The modern world-system had its origins in late 15th-century Europe, and was especially associated with a rise in
A) consumer demand for imported products. B) art. C) food production. D) manufacturing. E) exploration.
What are the relative compositions of the materials from which stars form?
A. about 2% hydrogen, about 74% helium, no more than 24% other materials B. about 74% hydrogen, about 24% helium, no more than 2% other materials C. about 24% hydrogen, about 74% helium, no more than 2% other materials D. Stars have vastly differing combinations of materials.
What is one situation in which a metamorphic rock results?
A) A volcano ejects a rock and it cools on the surface of the earth. B) A sedimentary rock experiences the physical elements of the earth's surface. C) An igneous rock breaks down to fragments and then experiences heat and pressure. D) A sedimentary rock experiences intense heat and pressure.