Other
Water on the Web
Water on the Web (WOW) is an advanced site allowing students to actively participate in data analysis from real research sites. Lesson plans on a range of topics are provided. There is also a tutorial for using Excel to graph WOW data.
Texas Instruments
Texas Instruments: Acidity Worksheet
Students will use acidity to calculate molarity using this TI-InterActive worksheet.
Science Education Resource Center at Carleton College
Serc: Group and Periodic Properties Lab
Learners observe and perform experiments with sodium, potassium, calcium, magnesium, sulfur ,and phosphorus. The discover trends down groups, across periods, and having to do with the pH of metal oxides vs. nonmetal oxides.
University of Illinois
University of Illinois Extension: Knowing Your World: Acid Precipitation
A brief article defining "acid precipitation," followed by directions for a hands-on demonstration which "show[s] the direct effect of acid water on plant growth."
CK-12 Foundation
Ck 12: Solutions, Acids and Bases
[Free Registration/Login may be required to access all resource tools.] Solutions, acids, and bases are the focus of this lesson. The use of the pH scale to identify acids and bases is covered as well.
NASA
Nasa: Climate Kids: What Is Happening in the Ocean?
Find out why the oceans on Earth are so vital to the cycling of matter and energy through its spheres.
Khan Academy
Khan Academy: P H, P Oh, and the P H Scale
Definitions of pH, pOH, and the pH scale. Practice calculating the pH of a strong acid or base solution. Learn the relationship between acid strength and the pH of a solution.
CK-12 Foundation
Ck 12: Plix Series: Properties of Acids and Bases
[Free Registration/Login Required] Drag different characteristics of acids and bases to the correct location on the interactive table. After the activity, answer one challenge question to check for understanding.
CK-12 Foundation
Ck 12: Physical Science: P H Concept
[Free Registration/Login may be required to access all resource tools.] Definition of pH and the strength of acids and bases. How to use the pH scale and why pH is important to living things.
Other
Environment Canada: What Is Acid Rain?
A thorough explanation of acid rain with a focus on the following topics: what is acid rain, the pH scale measures acidity, what does acid rain do, and what can I do about acid rain.
Other
Siemens Science Day: Earth Science: By All Indications
A hands-on science experiment where students test acidity levels by using red cabbage extract and learn the acid levels of known and unknown liquids.
NOAA
Noaa: Ocean Explorer: Off Base Acidity of Oceans
A student inquiry into properties of the ocean's carbonate buffer system, and how changes in atmospheric carbon dioxide levels may affect ocean pH and biological organisms that depend on calcification.
Science and Mathematics Initiative for Learning Enhancement (SMILE)
Smile: Acid Rain and How It Affects Our Environment
In this lesson plan the teacher uses sulfuric acid with stones, leaves, and raw fish to demonstrate the effects of acid rain on the environment. Young scholars create an environmental mural.
Other
The Science House: Invisible Ink
Guidelines for a simple lab demonstration using phenolphthalein, a chemical that changes color depending on whether it is in the presence of an acid or base.