Curated OER
Diffusion
Students investigate diffusion using different solutions of chemicals placed in agar dishes. In this diffusion lesson plan, students observe 3 demonstrations of diffusion using perfume, food coloring in water and sugar cubes in water....
Curated OER
Indicators For Acids and Bases
Fourth graders compare the color of cabbage water when acids and bases are mixed in. For this acids and bases lesson plan, 4th graders use cabbage water and mix in acids and bases that the teacher prepares before hand. They observe the...
Curated OER
Acidity of Foods
Students investigate the acidity of foods using titration. In this acidity of foods lesson plan, students find the acid concentration of 4 fruit juices by titrating them each with sodium hydroxide and an indicator to find the end point. ...
Curated OER
Weathering
In this weathering worksheet, students investigate the effects of water and acid on limestone. They form a hypothesis for both and experiment to find the results.
Curated OER
The Heliopause...a question of balance!
In this heliopause worksheet, learners read about the balance between the solar wind pressure and the interstellar medium pressure and the relationship between these two pressures. They are given an inquiry problem and enter the bow...
Creative Chemistry
Transition Metal Ions and Redox
In this transition metal ions and redox learning exercise, students read about the formation of metal ions through oxidation and reduction.
Creative Chemistry
Finding the Percent of Iron in Lawnsand
For this percent of iron in lawnsand worksheet, learners perform a titration of lawnsand using potassium manganate(VII) solution and determine the number of moles of iron in the sample. Students use the number of moles to find the mass...
Creative Chemistry
Oxidation of Ethanol to Ethanoic Acid
Students covert ethanol to ethanoic acid using a condenser for this oxidation reaction worksheet. They test the smell of the final product, add sodium carbonate, and test the product with indicator paper. They explain their observations...
Creative Chemistry
Balancing Redox Reactions
In this redox reaction learning exercise, high schoolers perform a redox titration to determine the number of iodide ions that react with each mole of iodate (V) ions in a solution. They calculate their answer using a given equation.
Creative Chemistry
The Reaction Between Magnesium and Hydrochloric Acid
In this rate of chemical reactions worksheet, learners experiment with different concentrations and volumes of hydrochloric acid mixed with magnesium to explore the rate of chemical reactions. They measure the rates of the reactions and...
Curated OER
Equilibrium and Acids & Bases
In this equilibrium, acids and bases instructional activity, students answer 30 multiple choice questions about the formulas for acids and bases, the products of acid and base reactions, the concentration of ions in acids and bases and...
Curated OER
Classifying Chemicals
In this acids and bases worksheet, students identify the strengths of acids and bases and indicate the concentration of hydronium and hydroxide ions. They determine if given chemical formulas are acids or bases, they find...
Curated OER
Acids and Bases
In this acid and base worksheet, students solve five problems using the volume and molarity of solutions in order to find the concentration of the acid or base in each given problem.
Curated OER
Chemistry: Acids and Alkalis
Students identify substances that are acids and alkalis. In this acids and alkalis lesson, students conduct tests to determine if given substances are acids or alkalis. They test substances and explain the different qualities that make...
Curated OER
An Oceanographic Proxy
Students conduct experiments on a sample of sea water. In this oceanography lesson, students inquire how conductivity is used to approximate the salinity ocean water. Students construct their own conductivity meters and test...
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Microfriends: Medicines from the Deep Sea
Students explore the concept of beneficial microorganisms. In this microorganisms lesson, students observe different bacteria found in organisms Students discuss and describe three ways that microorganisms benefit humans.
Curated OER
Flag Burning: Worksheet
In this Bill of Rights worksheet, students respond to 10 short answer questions that require them to agree or disagree with 10 statements about flag burning and citizen's rights.
Curated OER
Sensational Slime
Students mix solutions of polyvinyl alcohol and borax. They predict what happen and record their observations. They prepare a T-chart comparing Jell-o to their mixture.
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Solutions Review
In this solutions worksheet, students review the properties of solutions, the polarity of molecules, molarity, and solubility curves. This worksheet has 8 short answer questions and 15 problems to solve.
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Chemical Equilibrium
In this chemical equilibrium learning exercise, students review hydration, dissociation, and colligative properties. Students also review Le Chatelier's principle. This learning exercise has 15 short answer questions and 12 problems to...
NorthEast Ohio Geoscience Education Outreach
Carbon Cycle
Using a jigsaw approach, earth science experts teach each other about the physical, biological, and geologic components of the carbon cycle, with a specific focus on the ocean.
Creative Chemistry
Identifying Anions
In this anions worksheet, students are given a table showing nine anions, the test that indicates the presence of each anion, and what will be observed when each substance is added to the anion.
Curated OER
Acid-base Homework Problem Set 1
In this acid-base reaction activity, students balance reaction equations when acids and bases are mixed then calculate the pH of the solution. There are 2 questions with a total of 18 parts.
Curated OER
Food Forensics: A Case of Mistaken Identity
Students develop an experiment to test a hypothesis. They use their knowledge of antigen-antibody specificity to develop a hypothesis. Students articulate that the antibody-antigen specificity is one part of the immune system. They...