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Biology Junction

Macromolecules

For Students 9th - 12th Standards
In chemistry, organic means something contains a carbon base. A helpful presentation starts by defining macromolecules as large organic carbon molecules. Scholars answer questions about each topic on the associated worksheet. It covers...
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Activity
Teach Engineering

Balancing Liquid on a Coin: How Intermolecular Forces Work

For Teachers 9th - 11th
Let knowledge of chemistry flow like water. Future scientists conduct two different experiments to investigate the properties of water. They learn about surface tension and cohesion as they see how many drops of water they can place on a...
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Worksheet
Curated OER

Organic Chemistry

For Students 11th - Higher Ed
In this organic chemistry worksheet, students fill in two charts with prefixes used for alkanes and the names and chemical formulas for different alkanes. They draw structural and chemical formulas for given organic compounds.
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Worksheet
Curated OER

Grossmont College - Chem 116 Practice Exam 3

For Students 10th - Higher Ed
This biochemistry practice exam queries takers on the organic molecules. Pupils write IUPAC names, identify boiling and melting points of different compounds, and more. This is definitely designed for a college-level biochemistry course,...
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Lesson Plan
Curated OER

Chemistry Unit on Compounds, Formulas, and Equations

For Teachers 11th - 12th
Learners perform a review assignment in 3 portions to review chemistry compounds, formulas, and equations. The assignment consists of several different portions that can be used as assessments. The majority of the lesson plan is composed...
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Worksheet
Curated OER

Plastics Crossword

For Students 9th - 12th
In this chemistry worksheet, students look for the solutions to the crossword puzzle that is based upon the topic of plastics. The sheet is helpful for vocabulary.
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Lesson Plan
Curated OER

Polymers and Crystals: Their Role in Food Science

For Teachers 10th - 12th
Blend chemistry with cooking in this exploration of polymers, carbohydrates, and food science. Experimenting with gelatin produces concrete examples of the bonding and ploymerization discussed in the instructional activity. Copious,...
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PPT
Curated OER

Geometric Isomerism (Different Geometries)

For Teachers 7th - 12th
Here is an interactive presentation on molecular geometry if you have materials for building molecule models along the way. Isomerism is introduced by means of a graphic organizer. Viewers then imitate two molecule models and learn that...
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Lesson Plan
Curated OER

Polymers all Over the Place

For Teachers 10th - 11th
Students investigate properties of common molecules. In this chemistry lesson, students construct polymer models to gain a better understanding of the properties of polymers.
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Lesson Plan
Curated OER

How Big is a Molecule?

For Teachers 9th - 12th
Students estimate the size of a molecule of oleic acid. They conduct an experiment using chalk dust, water, and oleic acid, solve various calculations, and answer discussion questions.
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Worksheet
Curated OER

Organic Chemistry-Understanding Organic Reactions

For Students 9th - 12th
In this organic reactions learning exercise, learners are given descriptions of the seven types of reaction of organic compounds. They then answer six questions about these reactions.
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PPT
Biology Junction

What Is Ecology?

For Students 9th - 12th Standards
Do you know the name for the biological study of interactions? A short presentation with accompanying worksheet introduces individuals to ecology. The materials offer a broad overview of the subject and the levels of organization to...
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Worksheet
Bellevue College

Practice Drawing Lewis Structures

For Students 9th - 12th
Twenty-six elements, compounds, and ions are randomly listed for chemistry whizzes to analyze. They are to diagram the Lewis electron dot structure for each, resulting in further insight on the configuration of different molecules. They...
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Worksheet
Curated OER

Organic Chemistry-Emphatically Aliphatic

For Students 9th - 12th
In this aliphatic learning exercise, students are given eight hydrocarbon molecules. They determine if they are alkanes, alkenes or alkynes. They draw a diagram of each and indicate if they are saturated or unsaturated.
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Worksheet
Curated OER

Organic Chemistry-Naming Substituted Hydrocarbons

For Students 9th - 12th
In this substituted hydrocarbons worksheet, students learn how to name compounds using a table of organic functional groups and the rules for naming hydrocarbon compounds. They practice naming twenty substituted hydrocarbons.
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Lesson Plan
Curated OER

Sweet Science: How Sugar Molecules are Manipulated in Candy Making

For Teachers 3rd - 4th
Students investigate how heat affect sugar solutions. In this science lesson, students compare the sweetness of different types of sugars. They research the development of sugar and create a timeline.
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Lesson Plan
Cornell University

The Making of Macromolecules

For Students 7th - 12th
Compare and contrast macromolecules made from the same elements. Young scholars learn how the structure of a molecule has as much influence on a compound as the elements in the molecule. They experiment with molecular model kits to...
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Lesson Plan
National Nanotechnology Infrastructure Network

Synthesis and Characterization of CdSe Quantum Dots

For Teachers 10th - Higher Ed
Does the size of a sample change the physical properties of that substance? It turns out it can! Young scientists combine physics and chemistry to synthesize CdSe quantum dots and record their color properties. Learners should notice a...
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Lesson Plan
Curated OER

Exposure!

For Teachers 5th - 12th
Students investigate that chemicals may affect different people in different ways. They also realize that their perceptions of dangerous materials may not be realistic and that the news media may not provide all the information needed to...
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Lesson Plan
Cornell University

Electroplating

For Teachers 6th - 12th
Silver pennies and copper nickels are made possible by applying some chemistry. Learners use electrolysis to coat a penny with zinc sulfate and a nickel with copper sulfate. Their investigation builds an understanding of electroplating...
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Lesson Plan
Curated OER

Chemical Formulas

For Teachers 9th - 12th
Young scholars examine the structure of molecules, their formula, and percentage composition of each element in the compound. They construct an organic compound with different functional groups using a modeling kit, and draw a 3-D...
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Lesson Plan
Curated OER

Molecular Modeling Activity

For Teachers 9th - 12th
High schoolers work together to explain the VSEPR theory and how it relates to molecules. They name electron pairs that can surround the central atom of an organism. They discuss the factors that determine the polarity of a molecule as...
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Activity
University of California

You Are What You Eat: Testing for Organic Compounds in Foods

For Teachers 8th - 11th Standards
We have all heard that we are what you eat, but what are we eating? An informative lesson opens with a discussion of the foods pupils have recently eaten. Then, young scientists perform four experiments on seven different foods to...
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PPT
Science Geek

Properties of Solutions

For Students 9th - 12th
Study the properties of solutions as they relate to mixtures. The slide show presents the key concepts involved with solutions including solvents, solutes, solubility, and electrolytes. Scholars learn the basics of the properties of...