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.

As water soaks under ground, it first passes through a rock layer that has pores that are mostly filled with air. What is this zone called

List some of the occupations opened to women by the war

In which environment would mineral formation caused by high pressures and high temperatures most likely occur? the ocean deep within Earth a cave a lava flow

Education plays a role in the status of gender differences in political structures, religious organizations, and scientific endeavors. True or False?

What is the difference between Typhoon and hurricane

When were the chocolate hills discovered?

maria receives a cake order for charity event from a company. She uses 375g of flour, 250g of cocoa powder and 300g chocolate for a one kilogram cake. If the company orders a 7kg cake, what is the ratio of each of the ingredients that she needs?

How many states are north of the equator

Explain how the types of mountain landforms are related to one another.

Explain how natural actions such as weathering, erosion (wind, water and gravity), and soil formation affect Earth's surface.