Arsenic contamination of groundwater in the U. S., China, and many other countries comes from: Select one:

a. nuclear power plants.

b. municipal wastewater.

c. agricultural runoff.

d. weathering of bedrock and sediments

e. septic systems.

What happens to volcanoes as they move away from magma source (plume) ?

China has a population of? A. About 100 million B. About 500 million C. More than 1 billion D. More than 1 trillion

What is the third largest religion in south Asia

What percent is 63 out of 90

What makes one type of energy different from another?

Which conclusion explains Africa's economic and government problems after independence

Why did the French Revolution lead to war with other nations?

Eight pounds of potatoes cost $4.72 how much will 30 pounds cost

Ice hotel facts? in sweden

Compared with the land in the highlands, the lowlands region of England is___. A) Rockier and more difficult for farming B) The center of business and industry C) Richer in coal reserves D) Covered by more fertile farmland Answer: D) Covered by more