Twelfth graders use a microcomputer connected to an ultra-violet sensor to compare the relative blocking power of different SPF sunscreens for the UVB region of the solar spectrum.
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Environmental Tree Awareness Field Book
Trees are everywhere! Yet what do these majestic organisms do for their ecosystem, and why do some have leaves and some have needles? During a five-day activity, young scientists investigate trees by analyzing the water cycle,...
6th - 12th Science CCSS: Adaptable
Thunderstorms, Tornadoes, Lightning. . . Nature's Most Violent Storms
Thunderstorms, tornadoes, floods, and hail are just a few of the topics covered in a thorough weather preparedness guide. With descriptions of each weather phenomenon, from what causes them to how and when they occur to levels of...
6th - 12th Science
USING YEAST AS AN ULTRAVIOLET LIGHT MEASUREMENT TOOL
High schoolers realize the importance of organisms as standards of measurement and experimentation.The first lab is a simple survival curve that demonstrates the effects of UV light on cells. The second lab looks at repair mechanisms of...
9th - 12th Science