9G

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9Ga2 Recall which gases are responsible for the natural acidity of rainwater. 9Ga3 Describe how these gases are formed by natural processes. 9Ga4 Describe how volcanoes can affect the climate around the world. || * Starter: Quick quiz
 * Unit 9G: Cleaning up 3 weeks **
 * ** Topic 9Ga: Cleaning up ** ||
 * Learning objectives || Learning strategies – p 180 || Resources ||
 * 9Ga1 Describe how the atmosphere has changed since the Earth was formed.
 * Book p 79 – AT video and presentation
 * Pollution brainstorm
 * Book p 80-81: read and answer all questions
 * Practical: dissolved gases
 * A changing atmosphere – AT animation
 * HW: worksheets || * Exploring Science Year 9 text
 * AT video and presentation
 * Equipment and materials for dissolved gases
 * Quick check 9Ga
 * 789science wikispace
 * Other worksheets: see below ||
 * Connections:
 * IB chemistry option E || Assessment:
 * Plenary: quick check || Support/extension:
 * Access: worksheet 9Ga (1)
 * Must: worksheet 9Ga (5)
 * Worksheets 9Ga (6) (most) or (7) (some) ||

9Gb2 Recall the main causes of acid rain. 9Gb3 Describe the effects of acid rain on plants. 9Gb4 Explain how acid rain can be reduced. || * Starter: Knowing the words
 * ** Topic 9Gb: Acid rain ** ||
 * Learning objectives || Learning strategies – p 184 || Resources ||
 * 9Gb1 Recall what acid rain is.
 * Book p 82-83: read and answer all questions
 * Practical: oxides
 * Practical: modelling reactions and equations – AT animation and documents
 * The ozone layer: worksheet 9Gb (7)
 * HW: worksheets || * Exploring Science Year 9 text
 * Equipment, materials and worksheet 9Gb (2) for oxides
 * Worksheets 9Gb(7)
 * 789science wikispace
 * Other worksheets: see below ||
 * Connections:
 * IGCSE chemistry section 5b statement 5.11 and 5.12 || Assessment:
 * Plenary: key facts || Support/extension:
 * Access: worksheet 9Gb (1)
 * Must: worksheet 9Gb (6)
 * Worksheets 9Gb (7) and (8) (most) or (9) (some) ||

9Gc2 Describe some types of pollution that are monitored. 9Gc3 Explain why pollution is monitored. 9Gc4 Explain how living things can be used to monitor pollution. || * Starter: brainstorming monitoring
 * ** Topic 9Gc: Monitoring pollution ** ||
 * Learning objectives || Learning strategies – p 188 || Resources ||
 * 9Gc1 Explain what monitoring stations are.
 * Book p 84-85: read and answer all questions
 * Research: comparing air quality – focus on Shanghai
 * Research: solid fuel cookers
 * Biotic index: AB document + worksheet 9Gc (7)
 * Indoor air quality: worksheet 9Gc (5)
 * HW: worksheets || * Exploring Science Year 9 text
 * AB document
 * Worksheet 9Gc(5)
 * Worksheet 9Gc(7)
 * Worksheets 9Gc (6) or (8)
 * 789science wikispace
 * Other worksheets: see below ||
 * Connections:
 * IGCSE chemistry section
 * IB chemistry option E || Assessment:
 * Plenary: Thinking about pollution || Support/extension:
 * Access: worksheet 9Gc (1)
 * Must: worksheet 9Gc (6)
 * Worksheets 9Gc (7) (most) or (8) (some) ||

9Gd2 Describe the factors that contribute to global warming. 9Gd3 Describe some possible effects of global warming. 9Gd4 Explain why some scientists have different views about global warming. || * Starter: Global warming concept map
 * ** Topic 9Gd: The global warming debate ** ||
 * Learning objectives || Learning strategies – p 193 || Resources ||
 * 9Gd1 Recall the meaning of global warming.
 * Book p 86-87: read and answer all questions
 * Feedback - worksheet 9Gd (6)
 * The carbon cycle – worksheet 9Gd (3)
 * Book p 90: read and answer all questions
 * Plenary: revisit global warming concept map
 * HWK: revise for test || * Exploring Science Year 9 text
 * Worksheet 9Gd(5) and (3)
 * 789science wikispace
 * Other worksheets: see below ||
 * Connections:
 * IB chemistry option E || Assessment:
 * End of unit test || Support/extension:
 * Access: worksheet 9Gd(1) and (2)
 * Must: worksheet 9Gd (4)
 * Worksheets 9Aa (5),(6) and (7) (most) or (8) (some) ||