Curated OER
# 18 Determination of the Set Time for Epoxy Adhesive
Students recognize epoxy glue formation as two part polymerization (usually the curing agents act as co-monomers). They monitor the reaction by the changes in viscosity of the reacting mass, the temperature rise and fall, and the...
Curated OER
Determination of Plasticizer in PVC
Students isolate and determine the amount of plasticizer in polyvinyl chloride. They use Infrared Spectroscopy (IR) or Fourier Transform Infrared Spectroscopy (FTIR) and gravimetric techniques in this experiment.
Orange County Public Schools
Five Little Penguins
Create adorable penguin-themed books and manipulatives with this cool resource. Instructions for use are provided, as are the stars of the show: five warmly dressed penguins who decide to go for a dip.
Curated OER
Real-World Projects: Challenges from the Polymer Industry
Two scenarios are presented for chemistry detectives to decipher. Both require the use of an infrared spectrometer and focus on the examination of polymer materials. In the first, lumps in polyethylene bottles are analyzed. In the...
Curated OER
Periodic Table of Elements
In this science worksheet, students examine the graph with elements in order to differentiate atomic mass and categorizing the content.
Curated OER
Feeling the Heat
Pupils record temperatures at different locations around campus. They examine the results and draw conclusions about how materials and colors affect the amount of heat produced. They also analyze Los Angeles' temperature records over a...
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
Organic Chemistry II Exam 3
For this chemistry worksheet, young scholars determine which compound is the most acidic in each multiple choice question. Then they determine what the major product would be in each of the reactions stated on the sheet.
Curated OER
Organic Chemistry II Exam 4
For this chemistry worksheet, young scholars write the structures for the compounds listed at the top of the sheet. Then they name the compounds whose structures are illustrated. Students also write the mechanism for the reaction of...
Teach Engineering
Introduction to Circuits and Ohm's Law
Take a very basic understanding of circuits and develop a strong understanding of the parts and function of a circuit. This activity is developed to be an independent exploration of circuits from the basics to series and parallel models....
Curated OER
Heading South
Students study the concept of animal migration with the change of seasons. They discover that migration can be hazardous, and the distance migrated can be short or long.
Curated OER
PHYSICS LESSONS
Students study the concept of electricity, what an electric current is and its relationship between voltage and resistance.In this electrical lesson plan students solve problems using Ohm's law, and research alternative sources of...
Curated OER
Periodic Table of Elements
In this chemistry worksheet, students examine the elements and focus on things like the mass and order for the location to match with the type of elements.
California Institute of Technology
Ipac: Iras Gallery
This site from IPAC is a series of images of various celestial objects and regions as viewed in infrared light. Each photo is accompanied by a caption.
University of Alberta
The University of Alberta: Infrared Spectroscopy
Complete this interactive tutorial and learn about interpreting the infrared spectrum ("I" "R") that provides information about the functional groups in a molecule. Included are 12 labs and a quiz.