biology s
- Created by: natalyaa
- Created on: 07-05-14 15:50
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diffusuion
moving particles
- scents are substances that you smell. A scents consists of molecules of gases spread out into the air.
- Molecules naturally spread out from a place where there are a lot of them into a place where there are fewer. They spread from a high concentration to a lower concentration. This is diffusion.
- Particles are always moving. Any particles that can move…
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