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Lesson Plan
Cornell University

Hydrophobic Surfaces—Deposition and Analysis

For Teachers 9th - 12th Standards
Couches, carpets, and even computer keyboards now advertise they are spill-resistant, but what does that mean? Scholars use physical and chemical methods to coat surfaces with thin films to test their hydrophobic properties. Then they...
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Interactive
Concord Consortium

Protein Folding

For Students 9th - 12th Standards
Long strings of amino acids fold themselves into stable peptides. The simulation allows scholars to observe the process in multiple ways. Using hydrophobic, hydrophilic, or a combination of proteins in three different solutions, the...
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Lesson Plan
LABScI

Surface Tension: Liquids Stick Together

For Students 9th - 12th
Use science to help you walk on water! Young scientists explore the properties of liquids including cohesion, adhesion, and surface tension. They use graphs to compare different liquids and make predictions about their molecular attraction.
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Lesson Plan
TryEngineering

Nano Waterproofing

For Teachers 3rd - Higher Ed
Does your shirt hate water? In the activity, future engineers observe the hydrophobic effect in fabrics. They brainstorm and test some ideas for waterproofing fabrics.
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Activity
1
1
Teach Engineering

Exploring the Lotus Effect

For Teachers 10th - 12th Standards
The Lotus Effect ... is it not some kind of yoga pose. In the last installment of a nine-part series, young scientists observe the Lotus Effect on lotus leaves and water-repellent cloths. They observe how motion and damage affect the...
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Lesson Plan
1
1
Teach Engineering

Superhydrophobicity – The Lotus Effect

For Teachers 10th - 12th Standards
Discover and demonstrate the Lotus Effect and superhydrophobic surfaces with the eighth installment of a nine-part series that teaches scholars about surfaces that exhibit superhydrophobicity. The lesson continues also describes...
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Activity
1
1
Teach Engineering

Investigating Contact Angle

For Teachers 10th - 12th Standards
Discover the properties of water-loving and water-hating surfaces. In the seventh installment of a nine-part series, scholars explore hydrophilic and hydrophobic surfaces by conducting an experiment. They observe surface coatings,...
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Lesson Plan
1
1
Teach Engineering

Wetting and Contact Angle

For Teachers 10th - 12th Standards
Explore terminology related to water droplets. The sixth installment of a nine-part series teaches young scientists about wetting and contact angles between water droplets and surfaces. It also distinguishes between hydrophobic and...
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Activity
1
1
Teach Engineering

Density Column Lab - Part 2

For Teachers 7th - 9th Standards
Groups suspend objects within layers of liquids to determine the densities of different liquids and compare them to the densities of objects calculated in Part 1. The groups then carefully test their calculations by layering the liquids...
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Lesson Plan
1
1
Teach Engineering

Density and Miscibility

For Teachers 7th - 9th Standards
The liquids did not mix — so what do density columns have to do with it? The seventh part in a series of nine provides the theoretical explanation of why density columns do not mix. The lesson covers the topics related to mixing and...
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Lesson Plan
Institute of Electrical and Electronics Engineers

Waterproof that Roof!

For Teachers 3rd - 12th
Learners design and build model houses, with an emphasis on waterproof roofs. They perform tests to see if their models are as waterproof as they think.
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Lesson Plan
Curated OER

A Whiff of Danger

For Teachers 9th - Higher Ed
Public health trainees read and write a summary of the article, "A Whiff of Danger". The article is not available through the link, but can be found on the National Center for Biotechnology Information website. After summarizing,...
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Organizer
Curated OER

Modeling the Cell Membrane

For Students 7th - 12th
In this membrane permeability worksheet, students read introductory information about the cell membrane structure as it pertains to permeabillity and draw a representation of the membrane as they complete a lab. Students record the...
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Lesson Plan
Curated OER

Nano Waterproofing

For Teachers 6th - 12th
Young scholars experiment to determine a way to waterproof a piece of cotton fabric. In this scientific inquiry activity, students use reference worksheets to explore  waterproofing and the use of nanotechnology in engineering everyday...
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Worksheet
Curated OER

The Cell Membrane

For Students 9th - 10th
In this cell membrane worksheet, students use the Nelson Biology text to complete the blanks. Students then sketch and label two figures found within the text.