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Worksheet
Curated OER

Diffusion and Osmosis Challenge

For Students 9th - 12th
Challenge your biology class to analyze an experimental setup, in which a selectively permeable membrane separates two distinct solutions. They consider the concentration of the contents and answer ten questions pertaining to the...
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Lesson Plan
Curated OER

Cell Size and Shape; Diffusion and Osmosis Processes

For Teachers 9th - 12th
Use salmon eggs as a cell model for demonstrating the movement of water over concentration gradients. Junior scientists examine the same process microscopically with an onion cell. They use a thistle tube and a semipermeable membrane to...
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Worksheet
Curated OER

Investigating Osmosis

For Students 7th - Higher Ed
A thorough investigation of cell transport is provided when completing the assignment. The first half requires biology class members to answer questions about diffusion and osmosis with the aid of diagrams. Then they fashion an...
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Lesson Plan
Curated OER

Osmosis and Dialysis

For Teachers 9th - 12th Standards
How do you engage pupils in a discussion about osmosis without leaving them overwhelmed? By providing them with the tools to perform an exciting experiment, and they will see osmosis in action! Young chemists and biologists use a potato...
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Lesson Plan
Serendip

Introduction to Osmosis

For Teachers 6th - 12th Standards
A chicken egg is a very large cell—perfect for investigating osmosis! Scholars conduct an experiment with vinegar and eggs that helps them understand the process of osmosis. They follow the activity with an in-depth look at osmosis in...
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Lesson Plan
Virginia Department of Education

Osmosis, Diffusion, and Active Transport

For Teachers 9th - 12th Standards
No, it really is okay to play with your food! Emerging scientists manipulate popcorn, eggs, and other household objects as they demonstrate multiple cellular processes. The activity, capable of modifications, is designed to reflect the...
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Lesson Plan
Nuffield Foundation

Observing Osmosis, Plasmolysis, and Turgor in Plant Cells

For Teachers 9th - Higher Ed Standards
Create the perfect conditions for osmosis. Young scholars use a microscope to observe plant cells exposed to distilled water or sodium chloride. They observe how osmosis creates turgid or plasmolyzed cells.
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Lesson Plan
Nuffield Foundation

Investigating Osmosis in Chickens' Eggs

For Teachers 9th - 12th Standards
You might not be able to learn through osmosis, but you sure can observe it! Scholars observe and measure osmosis using chicken eggs. They control for multiple variables to determine which variables have an impact and how the impact...
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Lesson Plan
Nuffield Foundation

Investigating the Effect of Concentration of Blackcurrant Squash on Osmosis in Chipped Potatoes

For Teachers 9th - 12th Standards
Model and explore osmosis using squash and potatoes. Young scientists expose chunks of potatoes to different concentrations of a squash solution. They compare the weights of the chunks before and after exposure to the solution and use...
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PPT
Curated OER

Basic Cell Structure

For Teachers 7th
Initially, general details about cells and single cell organisms are provided. Next, the concentration becomes cellular processes such as respiration, osmosis, diffusion, fission and mitosis.  This is an attractive PowerPoint which gives...
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Lesson Plan
Curated OER

How do Hypotonic, Hypertonic, and Isotonic Solutions Affect the Water Movement of a Cell?

For Teachers 7th - 12th
After removing the shell from a raw egg, cell biologists soak the egg in either a hypotonic, hypertonic, or isotonic corn syrup solution. They calculate the percent change in mass and compare it to the strength of the solution in a...
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Lesson Plan
Curated OER

Osmosis

For Teachers 5th
Fifth graders explore osmosis as they watch organisms divide.  In this organism lesson, 5th graders use potatoes to experiment with the effects of salty water in the body.  Students discuss what osmosis is and record what happens in...
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Lesson Plan
Curated OER

Osmosis Investigation

For Teachers 9th - 12th
Students investigate osmosis as they determine how carrot cells respond to two different environments. They conduct the experiment, record the data, and answer discussion questions.
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Lesson Plan
Curated OER

Observing Osmosis

For Teachers 8th - 10th
Students investigate osmosis using egg cells with the shells removed. In this osmosis lesson plan, students remove the shell of an egg by letting it soak in vinegar for two days. They take measurements and observe the cell. They soak the...
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Lesson Plan
Curated OER

Osmosis and Diffusion: Egg Lab

For Teachers 9th - 12th
Students examine why diffusion and osmosis happen in an egg cell.  In this diffusion lesson students demonstrate a semi permeable membrane.
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Lesson Plan
Curated OER

Osmosis

For Teachers 9th - 12th
Students investigate osmosis and diffusion in a liquid environment. In this osmosis lesson plan, students use dialysis tubing made into bags and filled with 3 different solutions. They observe the movement of water molecules into higher...
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Lesson Plan
Curated OER

Osmosis and the Cell Membrane-part 2

For Teachers 7th - 9th
Students participate in a review of diffusion and the basic properties of the cell membrane before exploring the process of osmosis in a lab activity. Using shell-less eggs that have soaked in various solutions, students make...
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Lesson Plan
Coastal Carolina University

Osmosis and Diffusion Lab: Honey I Blew Up the Bear

For Teachers 6th - 9th Standards
Beginning biologists explore passive transport through two demonstrations and a hands-on inquiry. Spray air freshener from one spot in the classroom and have class members raise their hands as the scent reaches them. Also, place a teabag...
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Lesson Plan
Curated OER

Osmosis in Potato Slices

For Teachers 6th - 12th
You may find this presentation helpful in setting up the classic experiment where potato wedges are used for observing the effects of osmosis. You can view the experimental setup in the text and a lab sheet in the pictures, but you will...
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Lesson Plan
Curated OER

WET Science Lesson #5: Pass the Salt Please! (How Road Salt Affects Wetlands)

For Teachers 7th - 12th
As an anticipatory set, biologists listen to the story of Ruth Patrick, a scientist who used algae to detect water quality. They observe a demonstration of osmosis and diffusion. In their lab groups, they place Elodea stalks in...
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Lesson Plan
Curated OER

Semipermeable Membranes and Bioaccumulation

For Teachers 7th - 12th
Beginning biologists place a drop of food coloring into water of differing temperatures to observe the effect on the diffusion rate. They remove the shells from raw eggs and then experiment with osmosis over the remaining membranes....
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Lesson Plan
Curated OER

Osmosis

For Teachers 7th - 10th
Learners explore diffusion and active transport. They observe the effects of eggs in vinegar and predict what will happen when eggs are placed in corn syrup with food coloring. Students complete worksheets which lead them to describe...
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Lesson Plan
Curated OER

Osmosis

For Teachers 2nd
Second graders discover the process of osmosis. In this science lesson plan, 2nd graders learn how different kinds of solutions move through selectively permeable membranes, understand the role of osmosis in the movement of molecules,...
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Lesson Plan
Curated OER

Diffusion & Osmosis with Data Analysis

For Teachers 12th - Higher Ed
Students explore principles governing diffusion and osmosis. Students perform a dialysis tubing experiment. They obtain core samples of potato in varying concentrations of sugar-water to measure water potential of the potato cells....

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