We can slow down Coronavirus with Science. How Masks Reduce Transmission.

Part 1 of many.by Steve Nelson (Biology/Chemistry/Physics/Math teacher at Roadstead Montessori High School, Norfolk VA) Viruses are very small. The Coronavirus is about 100 nanometers wide. It’s hard to comprehend this size. The smallest unit on the standard ruler used in school is 1 millimeter. If we zoomed in and…

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