← 1.2 Physical and chemical changes
Diffusion in liquids
Integrated Science · Grade 8 · about 40 minutes
Watching ink spread through still water, and what it proves about particles.
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- 7 sections of explanation, worked examples and diagrams
- 1 practice task with hints and worked answers
- A quiz that marks itself as you go
- Your progress kept across every subject you take
Other lessons in this sub-strand
- The three states of matter
- Particles in a solid
- Particles in a liquid
- Particles in a gas
- The kinetic theory of matter
- Diffusion in liquids
- Diffusion in gases
- What heating does to particles
- Melting and freezing
- Boiling and condensing
- Evaporation and sublimation
- Drawing a heating curve
- Reading the flat sections
- Melting points and boiling points
- Finding a melting point
- Impurities and melting point
- Impurities and boiling point
- Using the impurity effects
- What a physical change is
- What a chemical change is
- Telling the two apart
- Changes of state in daily life