Curated OER
Predicting the pH of Salt Solutions
A single page provides you with lecture notes for your lesson plan on hydrolysis. Introduce your chemistry class to Bronsted-Lowry theory by explaining the hydrolysis of acidic cations and basic anions. Show them how the resulting pH can...
Curated OER
The Anacostia River & You
Students are able to give examples of local and global sources of pollution. They explain why certain forms of pollution are detrimental to the environment. Students a create a poster promoting Earth Day's message of environmentally...
Virginia Department of Education
Chemical Bonds
How are chemical bonds similar and how are they different? Provide your young chemists with the resources to more thoroughly understand the concepts of ionic and covalent bonds. Pupils research these topics, diagram examples of each...
Curated OER
Acid Precipitation
Students test the acidity of unknown solutions. They use this information to make inferences from data given from recorded rainfall records to identify areas that receive the most acid rain.
Curated OER
The Nature of Chemical Change: Acting Out an Example
Students identify the signs that a chemical reaction took place. In this chemistry lesson, students role play the movement of different molecules of matter. They classify matter according to their properties.
Curated OER
The Nature of Chemical Change: Acting Out An Example
Students illustrate the molecular nature of matter and show that chemical change involves alteration of molecules.
Curated OER
Acids, Alkalis, and Salts
In this acids worksheet, students review the definition of acids, bases, and salts. Students describe the differences between acids and alkalis and define neutralization. This worksheet has 2 short answer and 1 problem to solve.
Curated OER
pH
Middle schoolers test the pH of various solutions. In this pH lesson plan, students use litmus paper to test the pH of household solutions. They compare their results with book charts.
Curated OER
What is pH?
Young scholars describe pH and the importance of it in the natural world. In this Biology lesson students compare the pH of different mixtures.
Curated OER
Acid-Base Indicator Paper
Middle schoolers are able to prepare and use pH indicators in paper form. They find out the color of the indicator paper plus test solution may change with time. Students use red cabbage to use for the indicator.
Teach Engineering
Imagining DNA Structure
Let's get a closer look at DNA and other molecular structures. The first activity in the series of four introduces a variety of imagining techniques that engineers and scientists use to visualize molecular structures. The resource...
Curated OER
Chemistry 116 Exam 2 Summer 2009
Written for an introductory organic and biochemistry course, this exam will challenge your class. They label functional groups and stereocenters on drawings of molecules, draw structures given the name, complete drawings of chemical...
Curated OER
The Cytochrome-C Lab
Students examine a method biologists use to try to determine relationships. They examine how amino acid sequences have been determined for a number of proteins, and how scientists can make inferences about DNA based on the amino acid...
Curated OER
How HIV Infects Cells
In this biology learning exercise, learners answer 2 short answer questions related to HIV based on information provided. They color and label the different parts of a virus.
Curated OER
Everything You Ever Wanted to Know About Stoichiometry
In this chemistry learning exercise, students identify the process of Stoichiometry and use it to calculate various chemical reactions similar to that of a recipe. In addition, they identify a connection between isoamyl alcohol and the...
Curated OER
Winesburg, Ohio by Sherwood Anderson
In this online interactive reading comprehension worksheet, students respond to 11 short answer and essay questions based on Winesburg, Ohio. Students may also access an online quiz on the selection using the link at the bottom of the page.
Curated OER
Intro to Biology Chapters 1 & 2 Practice Test
Don't be fooled by the title - this biology quiz could serve as an AP biology or college-level biology quiz. Some of the molecules represented may be difficult to identify without seeing the textbook from which this is based. It could...
Curated OER
Water Quality And pH
Students determine the pH level of water and its effect on aquatic plants and brine shrimp eggs. This is a three part lesson plan that leads the student through the development of an understanding of water pH. They form a hypothesis and...
Curated OER
Visualizing a Human Gene with Its Introns & Exons
Students examine the entire DNA base sequence of the human adenosine deaminase gene after it is printed out from the source disk provided. The enormous length of a single gene as well as the immense difference in length between intron...
Curated OER
DNA Replication
Students construct a 3-D model of DNA. They demonstrate an awareness of base pairs in written work and in a model. Students model DNA replication using edible materials. They record concluding thoughts in their science notebooks.
Curated OER
DNA: The Human Body Recipe
Learners describe DNA and the roles in which engineers are involved with the human body. In this DNA lesson students participate in a class demonstration.
Curated OER
Creating New Forms of Life
Although not particularly educational, here is a creative group activity in which high school biologists will use their imaginations to create a new life form combining characteristics from existing life forms. Each group must come up...
Curated OER
From Restriction Maps to Cladograms
Biology aces analyze restriction maps to determine the relationships among different primate species and then complete a cladogram. Preface this lesson with an explanation of how restriction enzymes are used to create the DNA maps....
Agriculture in the Classroom
Design 'Y'er Genes
How do changes in DNA affect an organism? Scholars explore chromosomes, genes, DNA, and mutations by modeling the DNA of a strawberry. They build a DNA model, then manipulate it to show how changing the genes transforms the strawberry...