Curated OER
New York City Water Quality Assessment Project
Students investigate the chemistry of water and how its molecular structure supports life through its biochemcial, physical, and environmental roles. They investigate the quality of water as it interacts with the environment. Students...
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Periodic Table I Quiz
For this periodic table I quiz, learners select the best answer to the given questions. Students apply their knowledge of the periodic table and the arrangement to correctly answer the questions presented.
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Solutions
In this chemical solutions worksheet, students determine the molecular weight of a substance, determine the boiling and freezing point of solutions, and determine molarity of a solution. This worksheet has 3 problems to solve.
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Gas Laws
In this gas worksheet, students calculate molar mass and molecular weight of a given mass of gas at a specific temperature and pressure. Students calculate partial pressure of given gases. This worksheet has 6 word problems.
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Naming Inorganic Compounds
In this compounds worksheet, students read about the rules for naming inorganic compounds. Then students complete 2 graphic organizers by filling in the compound name, formula, and anion name.
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Chemical Equations and Stoichiometry
In this chemical equations worksheet, students calculate how many grams are used to in the equation written as well as the grams formed in the chemical equation. Students identify the limiting reagent in some of the chemical equations....
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Organic Naming
For this organic compounds worksheet, learners complete a graphic organizer by writing the complete structural formula, line formula, and molecular formula for the given compounds.
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Demonstrating the Kinds of Energy
Young scholars experiment with inner tubes, weights, flasks, and pistons to demonstrate the gas laws. In this molecular motion lesson, students demonstrate pressure as a force per area. They conduct an experiment to show the relationship...
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Molecular Models
In this molecular formula worksheet students fill in a table describing elements and chemical formulas. They identify, elements by type and how they bond. The student analyze molecular formulas to identify the number of atoms and if the...
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Math Morphing Proximate and Evolutionary Mechanisms
Students identify the different types of fractals. In this geometry lesson, students use math to analyze different biological phenomena. They collect data from the experiments and construct graphs.
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Grahams Law
In this Grahams Law worksheet, students determine which gas will escape faster when equal amounts of helium and argon are placed in a porous container and allowed to escape. Then they determine what the molecular weight of a gas is that...
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Compound Names and Formulas
In this compounds activity, students name the given ionic compound, describe how covalent compounds are named, and write the chemical formulas for the covalent compounds. This activity has 2 fill in the blank and 3 short answer questions.
Nuffield Foundation
Microscale Investigations of Catalase Activity in Plant Extracts
Use indirect measurements to monitor metabolic activity in plant cells. Scholars understand that cells with a higher metabolic rate have a higher concentration of catalase enzyme. They use this information to compare metabolic rates of...
Nuffield Foundation
Investigating the Effect of Temperature on the Activity of Lipase
How does temperature affect lipase activity? Young scholars conduct an experiment to collect data on the interaction of lipase at different temperatures. They add lipase to a solution of milk, sodium carbonate, and phenolphthalein and...
Nuffield Foundation
Digestion of Starch: Microbes
Sugar isn't good for you, but it's great for microbes. A simple experiment has pupils investigate the digestion of starch by microbes to produce sugars. They apply two bacterial cultures, an amylase solution, and distilled water on a...
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DNA Replication
High schoolers work with a partner to answer any unanswer questions on their review sheet. They work in groups of 4 to make flash cards as study aides. Students play a review game for the remaining of the class period. The winning...
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Naming Inorganic Compounds
In this compounds worksheet, students review how to name inorganic compounds and then complete 2 graphic organizers naming the cations and anions.
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Intermolecular Forces
In this compounds worksheet, students identify the main intermolecular force in the given compounds and explain the differences between dipole-dipole forces and hydrogen bonds. This worksheet has 5 short answer questions.
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Gases
In this gases instructional activity, students review the 3 states of matter, the types of molecular motion, and the characteristics of gases. This instructional activity has 30 problems to solve.
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DNA Timeline: A Scavenger Hunt
In this DNA learning exercise, learners access a website to identify scientists, dates, events, and facts related to DNA. This learning exercise has 15 fill in the blank questions.
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Investigating an Enzyme-controlled Reaction: Catalase and Hydrogen Peroxide Concentration
Are you looking for a way to measure cellular respiration? Try it with pureed potatoes. With some standard high school science equipment, biologists can perform an investigation and collect data surrounding byproducts of respiration. You...
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Diffusion across a Selectively Permeable Membrane
Lab groups fill a section of dialysis tubing with glucose and starch solutions and suspend it in a water bath. They use iodine as a starch indicator and a glucose test strip to find out if either of the materials crossed the selectively...
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Enzymes Help Us Digest Food ~ Introduction to Sugars and Enzymes
After an explanatory introduction to sugars and enzyme activity, biochemists discover whether lactase is needed to digest lactose, sucrose, and milk as a whole. High school science lab skills are required for these investigations.
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Were the babies switched? – The Genetics of Blood Types
Human biology or genetics learners apply their knowledge to a unique situation: two newborn baby girls being possibly switched in the hospital. The engaging activity ends with a Punnett squares assignment in which pupils...
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