Curated OER
The Chemistry of Life
In this chemistry of life worksheet, students will review key terms of plant cell structure and chemistry by reading 13 clues to complete the puzzle. Word bank is included.
Curated OER
Paper Chromatography
Small groups of students perform paper chromatography to separate food dyes into their component colors. Students perform the experiment and collect, organize, and represent their data to form an explanation of their outcomes. Students...
Curated OER
Extraction of Allicin: The Active Ingredient in Garlic
Students conduct research to determine the structural formula for Allicin, a component of garlic. They participate in a lab to extract Allicin from garlic and complete a set of questions about their work.
Curated OER
A Solution for Moles
Students calculate the concentration of different solutions. In this chemistry lesson, students explain what a solution is. They explain ways to change the concentration of a solution.
Curated OER
A Burst of Light
Students discover the many uses of minerals in industry. They use minerals to conduct flame tests and to demostrate color. They practice safety tips in the lab.
Curated OER
Code Makers - Electron Configuration, Aufbau Principle
Students write the electron configuration of elements using the Aufbau principle. In this chemistry activity, students build their own key that demonstrates the principle.
Curated OER
Mystery of the Eleven Unknown Substances
Fourth graders identify eleven white substances that are commonly found in the household. They, in pairs, perform experiments on a variety of substances, and must identify them based on the reactions they observe.
Curated OER
Using Ion Exchange Chromatography to Separate Proteins
Students explore protein purification by separating a positively charged molecule, lysozyme, from a negatively charged molecule, albumin, at neutral pH using ion exchange chromatography.
Curated OER
What Are Alternative Fuels? Concept Mapping Alternative Fuels Investigation
Students compare and contrast the different types of alternative fuels. They create a concept map to understand their classification. They examine the properties of matter and energy as well.
Curated OER
A TOUGH NUT TO CRACK
Based on a set of criteria, students will evaluate the quality of pecans.1. Bring a gram scale and papershell pecans. Provide five pecans for each student. 2. Divide the class into groups of five and provide each member with five pecans....
Curated OER
The History of Ethanol in America
Sixth graders explore and examine the production of biofuels from the 1850's to the present. Included in their research is Henry Ford, ethanol, World War I and prohibition. They explain the importance of grains and grasses for the...
Curated OER
Science Words
In this general science worksheet, students find 32 science words reviewing states of matter and types of substances. Students may self correct by selecting the link at the bottom of the page.
Curated OER
What is a Solution?
In this solutions learning exercise, students read about how people first learned to use metals and to combine metals to form alloys. Students write an essay telling the story of how ancient people first learned to cause physical changes...
Curated OER
What's the Connection to Me?
Students discuss the impact of oil spill to the environment and to their daily lives. In this environmental science instructional activity, students research the pros and cons of petroleum based products. They share their findings in class.
Curated OER
How Do Atmospheres Affet Planetary Temperatures?
Pupils perform a literature search and use reputable research resources in order to find the surface temperature of different planets in our solar system. They speculate about the observed and unobserved factors. Then brainstorming is...
TeachEngineering
Teach Engineering: Element, Mixture, Compound
This hands-on activity will help the students have a better understanding of different types of materials as pure substances and mixtures and distinguishes the homogeneous and heterogeneous mixtures by discussing some material they use...
eSchool Today
E School Today: Elements, Compounds, Substances and Mixtures
Learn about the classification of matter based on whether the chemical composition is pure or a mixture. Understand the definitions of elements, compounds, substances, and mixtures, and what the differences are between them. Five types...
Texas Education Agency
Texas Gateway: Properties: Mixtures
Given descriptions, scenarios, or illustrations of properties, students will distinguish between pure substances and mixtures.
TeachEngineering
Teach Engineering: Separating Mixtures
In this lesson the students will learn how to classify the materials as mixtures, elements and compounds and identify the properties of each group. Also the concept of separation of mixtures will be introduced to the students. Since...
TeachEngineering
Teach Engineering: Mixtures and Solutions
This unit covers introductory concepts of mixtures and solutions. Students think about how mixtures and solutions, and atoms and molecules can influence new technologies developed by engineers. The first lesson explores the fundamentals...
Science Education Resource Center at Carleton College
Serc: Lab Investigation Mixture Separation
An inquiry lab where students try to separate as much as the pure substance they can in a set time period. This lab helps students understand that physical means can be used to take apart a mixture.
University of Alberta
The University of Alberta: Separation of Acids, Bases and Neutral Compounds
As a chemist, you will learn to deal with complex mixtures of many compounds. In this interactive activity, you will learn the basis of separations using acid-base extraction. In the virtual lab you will simulate an actual experiment and...
Mocomi & Anibrain Digital Technologies
Mocomi: Pure Substances and Mixtures
Defines matter, substances, and mixtures and gives examples.
Other
English Montreal School: Chemical vs. Physical Changes: Elements vs. Compounds
A laboratory experiment where students classify matter into a homogenous mixture, heterogeneous mixture, solution, or pure substance. Also students will test for physical and chemical changes.
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