Steve Spangler Science: The Sunscreen SPF Test

How much protection does your sunscreen give you?

There are so many different sunscreens available with different Sun Protection Factors (SPF). What SPF lotion really works to keep out the sun’s harmful UV rays? To find out, all you need is a pack of Sun Sensitive Paper, sunscreen, and sunlight.


Chemistry, Health & Medicine, Light & Colors, Radiation
K-6

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