Curated OER
Dependence of Light Intensity on Distance
Hopefully you have a sensor interface for your physics class to use with graphing calculators when collecting data with a light sensor. If so, read on. Use this resource for learners to predict and then test whether or not the intensity...
Curated OER
Energy and Matter
A review of a full unit on energy and matter, this slide show starts with basic definitions of states of matter and their mass. It then develops the ideas of the forces that that matter can exert. Details about bonding within matter and...
Curated OER
Redox Titration of Iron
Learners perform a redox titration of iron. In this iron titration lesson plan, students use potassium permanganate to oxidize iron so they can determine the percentage of iron in a sample of fertilizer.
Curated OER
What Is Special About Polyethylene Food Storage Bags?
Students participate in an investigation in which they compare a polyethylene bag designed for recycling or disposal with a polyethylene food storage bag. Students use hexane to determine the differences between the low density...
Curated OER
Solar Kit Lesson #6: Solar-Powered Battery Charger
In a previous lesson, learners build an ammeter. That ammeter, or a pre-made one, is required in order to carry out this lesson. The objective is for lab groups to design a way to connect solar cells that can recharge a battery. Basic...
Curated OER
Solubility Product of a Hydroxide
Learners determine the solubility product constant and the concentration of a hydroxide. In this solubility product lesson plan, students use a solution of calcium hydroxide to neutralize a known concentration of hydrochloric acid. They...
Curated OER
Density Of A Material
Young scholars determine the density of a material created in the laboratory and observe physical and chemical changes. They engage in a lab activity, and answer questions on a worksheet imbedded in this plan.
Curated OER
Designing and Building Catapults
Seventh graders complete a challenge to create a catapult that projects a marble or other projectile at least one meter. While experimenting they apply the Four Question Strategy to answer the question, " How can I make one modification...
Curated OER
Polymers
Students make polymers in the lab. In this polymers lesson plan, students make a nylon fiber polymer chain. They define monomers, polymers, addition polymerization, condensation polymerization, crosslinking and cyrstallinity.
Curated OER
No Creation-No Destruction--All in a Baggie
Students investigate the concepts of conservation of mass and simple chemical reactions. Students complete lab experiments and record all observations as well as conduct experiments on their own to determine which reactions created...
Creative Chemistry
Hazard Symbols
In this hazard symbols learning exercise, students are given six symbols commonly used in the lab to indicate hazardous materials, agents, and situations. Students look for each symbol around the classroom, on worksheets, and in textbooks.
Curated OER
This One is for the Birds
Students create a bird feeder to form their technological skills and create a better bond with nature. In this nature lesson plan, students use websites, technology, brainstorm ideas, and build models.
Curated OER
Demonstration of Ideal Gas Law
You know that liquid nitrogen turns into a gas at room temperature. Place some in a two-liter bottle for a physics demonstration of the ideal gas law. Beware, however; this is a dangerous demonstration! Not to mention that you may not...
Curated OER
No Bones About It
Students conduct Internet research on the different parts of the skeletal system. Then they create a model arm that demonstrates how muscle and bone work together to create movement.
Curated OER
Fishy Frequencies
Tenth graders demonstrate that natural selection is an agent of evolution. They quantitatively apply the Hardy-Weinberg Principle to an imaginary population of fish. They utilize math and graphing skills, collecting and analyzing data,...
Curated OER
Icecream in a Baggie
Pupils apply their comprehension of colligative properties to real-world situations. They review the concepts of physical and chemical changes. Students are reminded that science is used extensively in food-production. They are given...
Curated OER
Mini-labs on Newton's Laws
Students are divided into 6 groups with each group rotating to a different lab. The labs can be run over the course of a few days; or spread out for a longer period of time.
Curated OER
Science Investigation Using Water Quality
Eighth graders conduct an experiment that analyzes the physical and chemical characteristics of various water samples. They discuss the procedures and safety concerns for the water test, and test their water samples to determine if they...
Curated OER
Kitchen Equip and Lab Procedures - Level I
Young scholars, in groups, record at least four pieces of equipment that fit a specified category as well as a safety tip to observe when using the equipment.
Curated OER
On the Microbe Trail: An Introduction to Bacteria and Aseptic Technique
Tenth graders predict the conditions necessary for bacterial growth, test their predictions and at the same time practice the aseptic techniques and safety procedures needed when working with bacteria.
Curated OER
Determination of Tensile Stress-Strain Common Properties in Materials
Learners demonstrate the relationship between stress and strain, then graph stress-strain curves for various common materials. Students interpret graphed results and discuss differences in mechanical properties of materials.
Curated OER
Parts of Lab Report Review Sheet
In this lab report worksheet, students answer ten questions by filling in a blank with the appropriate letter that corresponds to the part of the lab. Students determine where data goes, where observations go, where answers to discussion...
Curated OER
The Miracle Fish: Learning to Design an Experiment
Students develop procedures to explore the behavior of fish. In this scientific experiment instructional activity students from a hypothesis, write a question, identify different variables and controls in their experiment.
Curated OER
The Conceptual Theory of Chromatography
Students conduct a lab to determine the best way to separate a variety of mixtures choosing between paper, thin layer and column chromatography. They use chromatography techniques to identify unknown substances and submit a lab report on...