It's Okay to Be Smart: How Well Do Masks Work? (Schlieren Imaging In Slow Motion!)
Wearing a mask is a cheap and easy way to help stop the spread of airborne infections like COVID-19. Here's some slow-motion Schlieren imaging experiments to demonstrate why masks work. Part of the "It's Okay to Be Smart" series. Please note this title contains mature themes and references.
Media Details
Runtime: 7 minutes 25 seconds
- Topic: Health and Safety, Science
- Subtopic: Diseases and Conditions, Science Experiments, Science Methods
- Grade/Interest Level: 9 - 12
- Standards:
- Release Year: 2020
- Producer/Distributor: PBS Digital Studios
- Series: It's Okay to Be Smart
- Report a Problem
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Parts of this video are definitely geared towards older students, but I showed the beginning to a 4th grader and she was astounded by the Schlieren Imaging. It gave her a much better understanding of why masks are important (especially keeping it over your nose).
Extremely informative. Wonderful visualization!