8E

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 * Unit 8E: Water 3 weeks **
 * ** Topic 1: Using water ** ||
 * Learning objectives || Learning strategies – p 140 || Resources ||
 * * Explain what a mixture is.
 * Explain the meaning of the words dissolve, soluble, insoluble.
 * Explain the meaning of the words solution, solvent, solute.
 * Explain why filtering will not separate a solute from a solution. || * Starter: quick quiz
 * Ideas about mixtures and solutions – AT presentation
 * Book p 63: read and answer all questions
 * Practical: testing solubility
 * Book p 64-65: read and answer all questions
 * Practical: how to filter
 * Plenary: Mixtures and solutions revisited
 * HW: worksheets || * Quick quiz 8E
 * AT
 * Exploring Science Year 8 text
 * Equipment and materials for how to filter
 * 789science wikispace
 * Other worksheets: see below ||
 * Connections:
 * IGCSE chemistry section || Assessment:
 * Plenary: Mixtures and solutions revisited || Support/extension:
 * Access: worksheet 8Ea (1)
 * Must: worksheet 8Ea (4) and (5)
 * Other: 8Ea (6) (most) or (7) (some) ||


 * ** Topic 2: Solubility ** ||
 * Learning objectives || Learning strategies – p 144 || Resources ||
 * * Explain what happens to particles when a solid dissolves.
 * Explain why filtering cannot be used to separate a solvent from a solute.
 * Explain how to tell if a solution is saturated.
 * Describe some factors that affect the amount of solute that dissolves. || * Starter: practical: dissolving and mass
 * Solvents and solutions – At presentation
 * Book p 66-67: read and answer all questions
 * Practical: temperature and solubility
 * Plenary: Quick check
 * HW: worksheets || * Equipment and materials for dissolving and mass
 * AT
 * Exploring Science Year 8 text
 * Equipment, materials and worksheet 8Eb (4) for temperature and solubility
 * 789science wikispace
 * Other worksheets: see below ||
 * Connections:
 * IGCSE chemistry section || Assessment:
 * Plenary: Quick check || Support/extension:
 * Access: worksheet 8Eb (1)
 * Must: worksheet 8Eb (5)
 * Other: 8Eb (6) (most)or (7) (some) ||


 * ** Topic 3: Salt of the Earth ** ||
 * Learning objectives || Learning strategies – p147 || Resources ||
 * * Explain why most water has chemicals dissolved in it.
 * Describe how to separate a dissolved solid from a liquid.
 * Describe how to get salt from sea water.
 * Describe how salt can be obtained from rock salt. || * Starter: practical separating sand and salt
 * Practical: evaporating
 * Book p 68-69: read and answer all questions
 * Practical: salt from rock salt
 * Extracting salt – AT presentation
 * Plenary: Quick check
 * HW: worksheets || * Equipment and materials for separating sand and salt
 * Equipment, materials and worksheet 8Ec (4) and (5) for evaporating and salt from rock salt
 * Exploring Science Year 8 text
 * AT
 * Quick check 8Ec
 * 789science wikispace
 * Other worksheets: see below ||
 * Connections:
 * IGCSE chemistry section || Assessment:
 * Plenary: Quick check || Support/extension:
 * Access: worksheet 8Ec (1)
 * Must: worksheet 8Ec (7)
 * Other: 8Ec (8) (most)or (9) (some) ||


 * ** Topic 4: What’s in a solution ** ||
 * Learning objectives || Learning strategies - p 150 || Resources ||
 * * Describe what chromatography is.
 * Describe how to make a chromatogram.
 * Interpret a chromatogram.
 * Recall some uses of chromatography || * Starter: chromatography introduction
 * Practical: chromatography of inks
 * Book p 70-71: read and answer all questions
 * Practical: biro ink
 * Research different types of chromatography
 * HW: worksheets || * Equipment and materials for chromatography introduction, ink chromatography and biro ink chromatography
 * Exploring Science Year 8 text
 * Quick check 8Ed
 * 789science wikispace
 * Other worksheets: see below ||
 * Connections:
 * IGCSE chemistry section || Assessment:
 * Plenary: revision notes using quick check || Support/extension:
 * Access: worksheet 8Ed (1)
 * Must: worksheet 8Ed (4)
 * Other: 8Ed (5) (most)or (6) (some) ||


 * ** Topic 5: Still water ** ||
 * Learning objectives || Learning strategies – p 153 || Resources ||
 * * Explain what pure water is.
 * Describe how to distil water.
 * Explain why distillation produces pure water.
 * Recall some uses of distillation. || * Starter: the water cycle - discussion
 * Practical: distillation brainstorm
 * Practical: distilling ink
 * Book p 74-75
 * Book p 76
 * Plenary: water purification
 * HW: revise for test || * Equipment and materials for distillation brainstorm and distilling ink
 * Exploring Science Year 8 text
 * 789science wikispace
 * Other worksheets: see below ||
 * Connections:
 * IGCSE chemistry section || Assessment:
 * End of unit test || Support/extension:
 * Access: worksheet 8Ee (1)
 * Must: worksheet 8Ee (5)
 * Other: 8Ee (6) (most)or (7) (some) ||