Teach Engineering
Wetting and Contact Angle
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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Contact Angle. Interfacial Tension and Wetting
Students determine the contact angle of water on different surfaces. In this physics lesson, students calculate their percent error using a mathematical formula. They explain the advantages of using non-wetting surface for certain...
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Oobleck
Young scholars examine states of matter. In this solids and liquids lesson, students conduct a scientific investigation that requires them to make oobleck and record their observations pertaining to it.
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Make An Egg Float!
Students analyze density. In this density activity, students experiment with floating an egg. Students discover that salt added to water changes the density of the water allowing an egg to float.
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Take a Dip: Sticky Water
Students complete lab activities to investigate the "sticky" properties of water, such as surface tension and capillary action, due to the polarity of the molecules.
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Rainbow milk
This activity explores the sense of sight, nutritional needs, and the importance of milk and dairy in our diet. Students discuss color mixing, surface tension and rainbow milk. Students actively mix three colors of food coloring with...
Teach Engineering
Concentrate This! Sugar or Salt...
Heat up your lessons on boiling points. The resource provides a three-part activity: first, groups find the boiling point of solutions; second, they create boiling point curves for salt and sugar solutions; and third, they mix a solution...
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Redwood Trees: How Does Water Get to the Top of the Tree
High schoolers discuss photosynthesis. They explore and discuss surface tension, hydrogen bonding and capillary action with hands on experiments. They make journal entries and draw pictures of the different stages of the experiments.
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States of Matter and Gas Laws
In this matter activity, students review the states of matter and the gas law formulas and equations. Students then complete 7 multiple choice questions and 6 problems.
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Water:Properties, Chapter 3
Hydrogen bonds, and polarity are described in this PowerPoint, and the reasons for tension and cohesion associated with water. The states of water under certain conditions are explained with information about the changes in...
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WS 8.1 Solutions
In this solutions worksheet, students identify solutes and solvents from a list of solutions and they draw water molecules bonding to each other. They fill in the blanks with terms related to bonding in solutions, density of solutions...
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What is Water?
Students examine water's properties. They participate in hands-on activities to show the properties of water.
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How Many Drops?
Learners conduct a simple test to determine how many drops of each of three liquids can be placed on a penny before spilling over. They come up with an explanation for their observations about different amounts of liquids a penny can hold.
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Measure Object Using English and Metric Systems
Students are able to measure various objects using English and metric systems within half of the smallest unit of the measurement device. Students identify units of length, volume, mass and temperature according to International System...
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Rainbow Milk
Students complete activities to learn about rainbows and the importance of dairy in their diet. In this sense and diet lesson, students discuss rainbow colors, the importance of sight, and the importance of dairy in a healthy diet....
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Oobleck
Students incorporate within this lesson scientific observations, senses: touch, sound, smell and sight, classification, states of matter and surface tension. Students make a substance and use scientific observations, as well as their...
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Walking Magic
Students conduct experiment with water striders by placing the insect in two different solutions and discuss their observations. They discover that weight and surface area are important factors in their experiment.
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Floating and Falling Flows
Students discover fluid dynamics related to buoyancy through experimentation and optional photography. Using one set of fluids, they make light fluids rise through denser fluids. Using another set, they make dense fluids sink through a...
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Hitler's Lost Sub
Students watch a video clip about German submarines lost during World War II. They work together to create their own submarine out of a plastic bottle. They test the buoyancy of the submarine in different activities.
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Water Cycle
Young scientists explore Earth elements by conducting an experiment. They define water vocabulary terms such as condensation and precipitation. In addition, they conduct a water experiment in which they build a terrarium, so they can...
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Water - the (Nearly) Universal Solvent
For this water worksheet, students explore the reasons why water is considered a universal solvent. Students compare different ways to change the dissolving rate of a solute. This worksheet has 11 fill in the blank and 8 matching questions.
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Properties
In this properties activity, students review the properties of solutions, explain different physical properties, define hydrogen bonding. This activity has 8 problems to solve.
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Physical Equilibrium
For this physical equilibrium worksheet, students compare polar and non-polar compounds and the solubility of specific solutes in solvents. Students calculate molar heat, molar solubility, and molality for specific reactions. This...
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Emulsion_ Compulsion
Students experiment with common household products to determine the properties of emulsions and how they fit into the classifications of matter through this series of lessons.