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Activity
1
1
Teach Engineering

Stop the Stretching

For Teachers 6th - 8th Standards
Stretch your teaching repertoire with an experiment on the elongation (stretching) and failure (break) of several materials. The point of the experiment is to design a composite material for chair webbing.
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Worksheet
Curated OER

Bend It! Stretch It! Squash It!

For Students K - 2nd
Some items keep their shape no matter what happens! Have your kindergarten class choose which items would stay the same if they were bent, stretched, or squashed. The last activity prompts kids to see what happens when they stretch a...
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Lesson Plan
Curated OER

Elastic Forces

For Teachers 3rd
Third graders predict and experiment to discover the amount of force exerted by a stretched elastic band. They construct a spreadsheet and make a bar graph showing the results of their experiment.
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Worksheet
Curated OER

To stretch or not to stretch

For Students 5th
Hands-on is the best way to play. Learners read a graph that shows the force needed to stretch a rubber band. They do this and then participate in a simple experiment where they create coiled springs with wire. They work to determine how...
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Lesson Plan
1
1
Teach Engineering

Exploring the Forces of Tension

For Teachers 6th - 8th
Let the resource stretch the minds of your young scientists with a lesson about tensile strength and stiffness of materials. Groups consider how easily materials stretch and relate this property to engineering design.
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Activity
2
2
Teach Engineering

Preconditioning Balloons: Viscoelastic Biomedical Experiments

For Teachers 10th - 12th Standards
What does stretching a balloon have to do with equilibrium? Groups explore preconditioning by stretching a balloon to a point of equilibrium. They then measure the amount of force required to stretch the balloon to the same point several...
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Lesson Plan
Curated OER

Get Physically Active

For Teachers 4th - 7th
Students discover the importance of water.  In this physical education science lesson plan, students consider mental and physical activities.  Students find their pulse and measure their heart rate. Students discuss the importance of...
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Activity
American Chemical Society

Energy and Entropy of a Stretched Rubber Band

For Teachers 9th - 12th Standards
Stephen Perry invented and patented the modern rubber band in 1845. Young scientists put his discovery to work as they use rubber bands to observe entropy and enthalpy. They determine the change in free energy to figure out if it...
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Lesson Plan
Curated OER

Simple Tensile Testing of Polymeric Films and Sheeting

For Teachers 9th - Higher Ed
Chemistry classes pretend to be consultants to a grocery story trying to decide what polymer to use for therir new non-paper bags. They prepare tensile bars and use them to test plastic film samples for strength and stretchability. Both...
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Lesson Plan
Curated OER

Will it Stretch?

For Teachers 5th - 8th
Students explore elasticity and describe the effects of temperature changes on physical properties.  In this rubber band stretch lesson students complete an experimental activity and show their results. 
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App
3D4Medical

iMuscle

For Students 9th - 12th
Scientific names and the location of 95 muscles of the human body can be found on the three-dimensional animated man within this award-winning application. After identifying a muscle, delve into exercises that strengthen and stretch....
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Lesson Plan
Curated OER

The Mighty Hudson Stretches its Mussels

For Teachers 6th - 12th
Students brainstorm possible causes of zebra mussel migration and population expansion. They identify the key causes and effects of the disturbance of the Hudson River ecosystem and research causes and effects in the disturbances of...
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Lesson Plan
Curated OER

Forces Acting on a Spring

For Teachers 9th - 12th
Teaching elastic forces in your physics class is a snap with this resource! Scholars compare the stretch of rubber bands with differing width, then measure the stretch of a spring and calculate force. In a whole-class experiment, wire is...
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Lesson Plan
NOAA

Biological Oceanographic Investigations – Call to Arms

For Teachers 5th - 6th Standards
How many simple machines does it take to make a robotic arm? An inquiry-based lesson explores that topic and challenges pupils to build a robotic arm that can stretch, turn, and more. A few questions help guide them in the right...
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Interactive
PHET

Masses and Springs

For Students 6th - 12th Standards
Have you ever stretched out a Slinkie so much it wouldn't go back to its original shape? Slinkies, like all springs, follow Hooke's Law. A simulation uses springs and masses to demonstrate kinetic, potential, and thermal energy. It...
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Interactive
PHET

Hooke's Law

For Students 6th - 12th Standards
Everything from pens to cars use springs — some are just on a larger scale! An interactive simulation encourages pupils to stretch and compress springs while observing the changes to force, displacement, and potential energy. Then they...
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Lesson Plan
Curated OER

Elastic Recoil in Arteries and Veins

For Teachers 9th - 12th
A lab in which high schoolers examine the difference between arteries and veins. Budding biologists will find out which blood vessel can stretch furthest, recording their data in a table then answering several questions evaluating their...
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Lesson Plan
Curated OER

Dante's Peak Movie Review

For Teachers 6th - 12th
Middle or high school volcanologists watch the 1997 film, Dante's Peak. They make observations as they watch and then write a movie review, focusing on what was accurately represented. They also point out what facts were stretched by...
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Worksheet
Curated OER

Chapter 12 Review, Section 1: Solutions

For Students 9th - 12th
Here is a different approach to solutions: a worksheet that has chemistry learners use words to describe them! This is an outstanding exercise that will stretch learners to show what they know. They answer questions comparing solutions,...
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Worksheet
Curated OER

Chapter 14 Review/Acids and Bases

For Students 9th - 12th
Two pages take chemistry learners on a survey of acids and bases. High schoolers write formulas and name compounds. They identify conjugate bases and acids with the aid of a table (not provided). On the second page, two different acids...
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Lesson Plan
LABScI

The Digestive System: Where Does Food Go?

For Teachers 9th - 12th Standards
Would you believe that your digestive system stretches to five times your height?! Help your pupils to understand this relationship as they work through the laboratory exercise. The first instructional activity of a 12-part series is a...
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Interactive
CK-12 Foundation

Bow and Arrow

For Students 6th - 12th Standards
Where does the energy of an arrow come from? Is it from the person, the bow, or somewhere else? A simulation allows scholars to adjust the stretch distance and the elastic constant in order to understand where the energy comes from, what...
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Lesson Plan
Polar Trec

Playground Profiling—Topographic Profile Mapping

For Teachers 9th - 12th Standards
The Kuril islands stretch from Japan to Russia, and the ongoing dispute about their jurisdiction prevents many scientific research studies. Scholars learn to create a topographic profile of a specific area around their schools. Then they...
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Interactive
Concord Consortium

Polarity and Attractive Strength

For Students 9th - 12th Standards
Teaching intermolecular forces can be quite a stretch! Chemistry scholars experiment with the attractive strength between polar molecules using an interactive resource. Learners test molecules of low, medium, and high polarities by...

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