BI-1659
Diffusion
Biology · Secondary 4 · Easy · Diffusion
A student investigates diffusion using a beaker of water and a drop of blue dye. Which change will cause the dye to spread through the water FASTER by diffusion?
- Warming the water from 20 °C to 40 °C
- Adding ice cubes to cool the water to 5 °C
- Using a more concentrated dye but at a lower temperature
- Stirring once and then placing the beaker in a fridge
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