Diffusion Flashcards

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1
Q

Define diffusion.

A

The spreading out of particles from an area of higher concentration to an area of lower concentration until they are evenly spread out.

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2
Q

In which state of matter do particles diffuse fastest? Why?

A

Gas. Because it will colllide with fewer particles in a gas than a liquid.

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3
Q

State 3 examples of diffusion.

A

Sugar in coffee. Teabags in hot water. Air freshner being diffused with the air.

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4
Q

Do particles diffuse faster in hot or cold water? Why?

A

Hot. Because in hot water, particles will have more kinetic energy, (and therefore move faster) and therefore they diffuse faster in hot water than in cold.

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