Light and Crystals
Students complete hands-on activities to observe light refraction. They observe and compare the refraction in different substances and then write about it.
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New Review Why Are Clouds White?
Is it possible to change the color of clouds? A three-part activity explores the scattering of light by the water droplets that make up clouds. After observing a demonstration, curious scholars conduct their own investigations of the...
6th - 12th Science CCSS: Adaptable
Solar Electricity ~ The Colour Sensitivity of a Photovoltaic Cell
Teacher's notes, a materials list, detailed procedure, tips, and extension ideas are all included to make teaching this lesson on photovoltaic cells a sunny spot in your day! After some brief background reading, physical science...
7th - 10th Science
New Review Is Glass a Liquid?
Amorphous solid or slow-moving liquid? Learn about glass, pitch, and Earth's mantle through a video from the Veritasium playlist. The narrator describes the molecular structures of amorphous versus crystalline solids, shows examples of...
7 mins 7th - 12th Science CCSS: Adaptable