Curated OER
Drops on a Penny
For this surface tension worksheet, students predict how many drops of water they can put on a coin. They test their hypothesis and repeat their experiment three times. They record their data and average their trials.
Curated OER
Surface Tension
Students examine the concept of surface tension. In this surface tension lesson students complete several experiments to allow them to better understand surface tension.
Curated OER
Surface Tension On Coins
Pupils drop water onto clean coins to determine the tension of each coin and then to graph their findings.
Curated OER
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.
Curated OER
The Challenge of Ice and Water
Students work in teams to solve a variety of challenges involving water. They move an ice cube from one glass to another without touching the ice or the glass. They move water from one glass to another and they estimate the number of...
Curated OER
Blow the Best Bubbles
Here is an exciting, and meaningful science lesson on the formation of bubbles! Young scientists have three cups with a variety of solutions in them. One cup has detergent only, one has glycerin added to it, and the third has corn syrup...
American Chemical Society
Developing Tests to Distinguish Between Similar-Looking Liquids
Each group talks about how to test unknown liquids based on their findings in the previous experiment. In this second of four activities, they test unknowns on wax paper, newspaper, and construction paper. As a stand-alone, this...
Curated OER
7.012 Fall 2004 Section Self-quiz
This quiz just looks neat! It has two cell diagrams for biology class members to label. They also describe the function of each organelle. A prokaryotic and eukaryotic cell are displayed for them to compare, and then they fill in the...
University of Waikato
Investigating Bubbles
Bubbles are not always trouble. Pupils investigate surface tension in water and bubble mixtures by blowing bubbles and recording observations. Learners then create bubble wands of different shapes from pipe cleaners and observe the shape...
Reach Out!
Paper Clip Sailing
Students explain that some things can float on top of water because of what we call "surface tension." They see that if something happens to disturb these water molecules from tugging on each other, the skin-like surface breaks up.
Curated OER
Liquids and Gases
In this liquids and gases worksheet, students will review the basic characteristics of water including surface tension and evaporation. This worksheet has 1 fill in the blank and 6 short answer questions.
Curated OER
Science Experiments
Pupils do a series of three experiments. In the first experiment, the students work with a partner to protect an egg from a 12 foot drop. In the second experiment, the pupils investigate static electricity using balloons and yarn. In...
Curated OER
How Many Drops?
Seventh graders hypothesize about the number of drops of liquid that can be placed on a penny before it spills over. They examine both the concept of devising a hypothesis and the idea of surface tension. They determine the difference...
Curated OER
Make An Egg Float!
Students analyze density. In this density lesson, students experiment with floating an egg. Students discover that salt added to water changes the density of the water allowing an egg to float.
Curated OER
Rising Tensions Over The Nile River Basin
Pupils analyze the concept of global commons dilemma. In this investigative lesson students read an article on the Middle East Media Research Institute and answer questions accordingly.
Curated OER
Water - the (Nearly) Universal Solvent
In this solvent worksheet, students explore why water is considered a universal solvent. Students explore what can change dissolving rates. This worksheet has 8 matching, 3 short answer, 11 fill in the blank, and 4 problems to solve.
Curated OER
Pepper Scatter
Students discover the forces that affect the surface tension of water. In this surface tension lesson plan, students use pepper, soap, and liquid detergent to discover the forces.
Curated OER
Crazy Chemistry Lesson Plan
Students study water molecules, cohesion and surface tension. For this molecule cohesion lesson students create chemical reactions that cause a balloon to inflate and another one that results in soap suds.
Curated OER
How Many Drops of H2o Can Fit on a Penny?
In this properties of water worksheet, students explore the surface tension and cohesion properties of water compared to other liquids in a 2 part experiment.
Curated OER
Typical Conceptual Questions for Physics I - Waves, Electricity, and Magnetism
This wave and electromagnetism assignment is so thorough, it could be used as a unit exam. The first section of it covers wave concepts. The next section addresses static electricity. There is a section that deals with electric circuits....
Curated OER
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...
Curated OER
Earth & Space Science: Holding it Together
Students estimate how many drops of water can fit onto the surface of a penny and then test their hypothesis to find out. They also experiment with bubbles.
Curated OER
Redwood Trees: How Does Water Get to the Top of the Tree
Students 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.
Curated OER
Oobleck
Students 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.