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Diaper-Wipe Diffusion
Explore osmosis through art. Learners use paper towels and markers to create beautiful designs. Although a simple activity, the results are quite remarkable. Your class will love this lesson!
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How Do Plants and Animals Change the Environment Around Them?
If you have elodea and snails in your classroom aquarium, or if you have access to a pond with these organisms, your young biologists can set up a controlled experiment to determine how certain ecosystems respond in light and dark...
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Animal Survival - Water and Waste
Here is a very simple set of slides to complement your lecture about the importance of water for animals. It includes a table of where we gain liquid from, the chemical reaction for aerobic respiration, how we lose water, and how ADH and...
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Chemical Reactions
For this chemical reactions worksheet, students write chemical equations and calculate the moles of each product. This worksheet has 4 word problems.
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Qualitative Analysis
In this qualitative analysis worksheet, students read about all the different tests that can be done in chemistry to give qualitative results. Tests include flame tests, forming precipitates with sodium hydroxide, using sodium hydroxide...
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Radiochemistry
In this radiochemistry worksheet, students read about how scientists learn more about elements using radioactive isotopes. Students answer three critical thinking questions about the reading and radiochemistry.
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Some Halogen Chemistry
In this halogen chemistry worksheet, students complete a practical to gain experience making observations of inorganic halogens and their salts. Students make observations of changes that take place in each chemical reaction and they...
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Salt Water vs. Fresh Water
Students explore why the oceans do not freeze. They explain why they think the Atlantic Ocean does not freeze. Students are given background information about what they are doing. They create a hypothesis about what they believe...
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Volumetric Analysis 3-To Determine the Relative Molecular Mass of a Soluble Base
In this volumetric analysis worksheet, high schoolers determine the relative molecular mass of an unknown group 1 carbonate by experimenting with a known amount of hydrochloric acid. Students use volumetric analysis to determine the...
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Chemical Equilibrium
In this chemical equilibrium worksheet, learners review hydration, dissociation, and colligative properties. Students also review Le Chatelier's principle. This worksheet has 15 short answer questions and 12 problems to solve.
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Ocean Life
Students explore the topics of ocean water salinity, ocean life zones, marine life classification, and ocean food chains. They observe demonstrations, conduct experiments, complete quizzes and handouts, and analyze key vocabulary.
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Elements Compounds and Mixtures
In this science worksheet, students apply science basic knowledge of chemistry to the puzzles that are listed for the four parts of the sheet while focusing upon the identification of a metalloid.
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Kinetics Practice I key
In this kinetics worksheet, students solve six problems mostly about reaction rates. Included is a problem where students calculate reaction rates of sucrose and water and plot the data of the reaction.
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Rate Laws Quiz
In this rate laws activity, learners solve four problems. They determine rates of reactions, they determine which rate laws is used, they determine the overall reaction order and they identify the rate of appearance and disappearance of...
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WS 10.10 Salts and Buffers
In this salts and buffers activity, students answer five questions about the acids and bases that form salts as well as the equations for a buffer system.
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Diffusion
Young scholars 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...
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Transition Metal Ions and Redox
In this transition metal ions and redox worksheet, students read about the formation of metal ions through oxidation and reduction.
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Balancing Redox Reactions
In this redox reaction worksheet, students perform a redox titration in order to determine the number of iodide ions which react with each mole of iodate (V) ions in a solution. Students calculate their answer using a given equation to...
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Solutions Review
For 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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Acid-base Homework Problem Set 1
In this acid-base reaction worksheet, 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.
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Thermodynamic Equilibrium Constants
In this chemistry worksheet, young scholars examine the concept of thermodynamic equilibrium constants with intense detail. The application of the knowledge is practiced with problem solving.
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Acid-Base Titrations without Burets
Students analyze the level of acid and base in a titration. In this chemistry lesson, students investigate the amount of acid and base required to create certain household chemicals. They perform this activity without the use of burets.
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Final Worksheet
In this chemistry worksheet, students complete 15 short answer questions and problems on empirical and molecular formula, naming and writing chemical formula of compounds.
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The Floating Golf Ball
Young scholars explore density by floating golf balls. They explore having their golf balls float halfway in a container of water and discuss density and its realtionship to where the golf balls are floating. After adding food coloring,...