Ch 11 Water

Most of Earth's freshwater is ___________

• under ground
• as a liquid on the surface
• frozen
• in Olympic swimming pools

Tags

NGSS.MS-ESS3-1

Of all of the water on Earth, this is the percentage of saltwater.

• 90%
• 93.4%
• 95.9%
• 97.5%

Your sewer water goes to a wastewater treatment facility, which cleans the water and delivers the water back to homes for drinking.

• True
• False

Disease causing organisms and viruses are known as ____________.

• pathogens
• forms of thermal pollution
• forms of chemical pollution
• helpful

The Clean Water Act was established in the following year.

• 1977
• 1978
• 1979
• 1980

Organisms that can cause illness or disease when in your drinking water are called 

• Antigens
• Recharge zone
• Porosity
• Pathogens

An area of the Earth’s surface from which water percolates down into an aquifer is called a

• Surface water
• Recharge zone
• Potable
• Dam

Tags

NGSS.MS-ESS3-1

 comes from many different sources and can be more difficult to identify.  An example would be a river polluted by runoff from any of the land in its watershed

• Point source pollution
• Nonpoint-source pollution
• Reservoir
• Thermal Pollution

Tags

NGSS.MS-ESS3-3

NGSS.MS-ESS3-4

An underground system that contains groundwater is called an 

• Groundwater
• River system
• Aquifer
• Recharge zone

Tags

NGSS.MS-ESS3-1

A single source of pollution, such as a factory, a wastewater treatment plant, or a leaking oil tanker are examples of 

• Point source pollution
• Nonpoint-source pollution
• Desalination
• Potable

Tags

NGSS.MS-ESS3-3