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Thermal fluctuations

physical science Maturity 11-13

Tiny bits of stuff are always moving.

Chemical surface diffusion slow.gif
Chemical surface diffusion slow.gif
They shake and jump around. When things get hot, they move more. When things get cold, they move less. This shaking helps things change. Can you feel things move?
Chemical surface diffusion slow.gif
Chemical surface diffusion slow.gif

44 words
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File:Chemical surface diffusion slow.gif
Chemical surface diffusion slow.gif
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📚 Content adapted from Wikipedia | Readability: FK 15.3 | Vital Level 5