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Questions and Answers
Which of the following best describes diffusion?
Which of the following best describes diffusion?
What factors affect the speed of mixing by diffusion?
What factors affect the speed of mixing by diffusion?
Why do particles from warm food diffuse more quickly than those from cool food?
Why do particles from warm food diffuse more quickly than those from cool food?
What is the role of cotton wool soaked in concentrated hydro in the experiment?
What is the role of cotton wool soaked in concentrated hydro in the experiment?
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Do you need to move or stir to make diffusion happen?
Do you need to move or stir to make diffusion happen?
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Diffusion is the random movement and mixing of particles in a substance.
Diffusion is the random movement and mixing of particles in a substance.
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Food particles evaporate during cooking and spread out in the air.
Food particles evaporate during cooking and spread out in the air.
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The speed of diffusion depends on the size and mass of the particles.
The speed of diffusion depends on the size and mass of the particles.
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Particles from warm food diffuse slower than those from cool food.
Particles from warm food diffuse slower than those from cool food.
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Diffusion can only occur if you move or stir the substances.
Diffusion can only occur if you move or stir the substances.
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