Particles resources
Chemistry, grade 8. Notes, worksheets, videos, interactive tools and revision materials for this chapter.
Notes
Study notes
The chapter's lessons are the notes — read them in order, then use the resources below.
01The Particle ModelMeet the idea that all matter is made of tiny moving particles.Read lesson →02Solids, Liquids and GasesCompare how particles are arranged and move in each state.Read lesson →03Changes of StateExplain melting, boiling, condensing and freezing with particles.Read lesson →04Spreading by DiffusionSee how particles spread from crowded places to empty ones.Read lesson →
Worksheets
Practice worksheet
Attempt every question before revealing the answer — that struggle is where learning happens.
Practice questions live inside each lesson — work through them there, then return for revision.
Videos
Watch and learn
Hand-picked searches to find a clear video explanation of each lesson.
Revision
Revision checklist
Can you explain each of these out loud, without looking? If not, re-read that lesson.
- The Particle Model: Meet the idea that all matter is made of tiny moving particles.
- Solids, Liquids and Gases: Compare how particles are arranged and move in each state.
- Changes of State: Explain melting, boiling, condensing and freezing with particles.
- Spreading by Diffusion: See how particles spread from crowded places to empty ones.
- Read each lesson's summary and re-do its practice questions from memory.