Acid Mine Lessons
A site with a collection of science experiments for kids to perform and learn about testing stream/creek water to discover what kind of organisms, pH, minerals, etc. are present in their water supply....

Creator:	Dr. Eleanora I. Robbins - U.S. Geological Survey
	Sandra L. McSurdy - Department of Energy- Pittsburgh Research Center
	Timothy Craddock - West Virginia Division of Environmental Protection

Materials:

Text

Audience:	Elementary
	Middle School

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Acid Rain Lesson
Acid Rain Lesson: The goal of this lesson plan is to introduce the grade school student to the topic of acid rain and its relevance to Great Smoky Mountains National Park.

Materials:

Text

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Acid Rain Lesson Plans
Five lesson plans for grades 6-8 about acid rain. Included for teachers is a section on background information and figures needed to complete the lesson plans.

Materials:

Text

Audience:

Middle School

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Acre Foot
Explanation and illustration of what an acre-foot really is as well as an explanation of how to calculate the volume of standing standing water in a defined area.

Creator:

William Rasmussen - University of Arizona

Materials:

InteractiveResource

Audience:

Undergraduate Level

Grow
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Air Conditioner
Air Conditioner: Describes the concepts of how air conditioners work through explanations and diagrams.

Materials:

Text

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Air Density Difference
Interactive experiment to determine if one cubic foot of air with a 100% relative humidity weighs more than one cubic foot of air with a 0% relative humidity.

Creator:

William Rasmussen - University of Arizona

Materials:

InteractiveResource

Audience:

Undergraduate Level

Grow

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Air Pressure
Introduction to air pressure through the use of interactive experiments and illustrations; includes coverage of air pressure and its relation to elevation.

Creator:

William Rasmussen - University of Arizona

Materials:

InteractiveResource

Grow
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American Water Resources Association
American Water Resources Association: AWRA home page offers links to all of their pages with topics from membership, conference information, publications and events, to state sections and student chap...

Materials:

Collection

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American Water Works
American Water Works: AWWA home page offers links to all of its pages including: Advocacy, communications, conferences, education and training, science and technology.

Materials:

Collection

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American Water Works Association
American Water Works Association: This is the home page for AWWA and has pages that contain news, advocacy, educationa and training, science and technology. Your water, your health, Our priority.

Materials:

Collection

Audience:

General Education

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