Curated OER
My World is Upside Down
Students observe a demonstration on light. They construct a pinhole viewer, and explore and discuss the concept that light travels in a straight line.
Curated OER
How Do Waves Transfer Energy?
In this energy transfer worksheet, students will write down the 4 steps in the sequence that shows how waves transfer energy.
Curated OER
Lenses and Mirrors
Students investigate lenses and mirrors showing how they bend and reflect light waves.
Curated OER
Understanding Waves
Students perform 3 hands-on activities to help them explain the terms "crest" and "trough" as related to sound, water, and light waves. All three waves types have troughs and crests. The activities use toys to demonstrate the properties...
Curated OER
Light Waves and Spectroscopes
Young scholars observe continuous and bright line spectra through a simple, inexpensive spectroscope that is suitable for classroom use and work through typical student laboratory exercises.