8A

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8Aa2 Test for some food substances. 8Aa3 Explain why water is important in our diet. 8Aa4 Explain why fibre is important in our diet.
 * Unit 8A: Food, glorious food 3 weeks **
 * ** Topic 8Aa: Advertising food ** ||
 * Learning objectives || Learning strategies – p 32 || Resources ||
 * 8Aa1 Recall what nutrients and other substances are found in food.
 * || * Starter: Quick quiz
 * Food and advertising – AT video
 * Book p 7: read and answer all questions
 * Nutrition information labels: generate questions from such labels
 * Book p 8-9: read and answer all questions
 * Practical: simple food tests
 * Plenary: Quick check
 * HW: worksheets || * Quick quiz 8Aa
 * AT
 * Exploring Science Year 8 text
 * Equipment, materials and worksheet 8Aa (5)
 * Quick check 8Aa
 * 789science wikispace
 * Other worksheets: see below ||
 * Connections:
 * IGCSE biology section || Assessment:
 * Plenary: Quick check || Support/extension:
 * Access: worksheet 8Aa (1)
 * Must: worksheet 8Aa (8) and (9)
 * Other: 8Aa (10 ) (most)or ( 11) (some) ||

8Ab2 Recall why nutrients are needed and good sources of each of them. 8Ab3 Explain why some people need each more of some nutrients than others. 8Ab4 Recall some of the problems caused by unbalanced diets. || * Starter: What is a good diet? Discussion
 * ** Topic 8Ab: Keeping it balanced ** ||
 * Learning objectives || Learning strategies – p || Resources ||
 * 8Ab1 Explain what a balanced diet is.
 * What is in our food? Discussion/electronic worksheet
 * Book p10-11: read and answer all questions
 * Food substance summary
 * Book p12: read and answer all questions
 * What effect do images have? Discussion based on advertising labels
 * HW: worksheet || * AT
 * Exploring Science Year 8 text
 * Food labels/images of them
 * 789science wikispace
 * Other worksheets: see below ||
 * Connections:
 * IGCSE biology section || Assessment:
 * Plenary: AT presentation– thinking about balanced diets || Support/extension:
 * Access: worksheet 8Ab (1), (2) and (3)
 * Must: worksheet 8Ab ( 9)
 * Other: 8Ab (10) (most)or (11) (some) ||

8Ac2 Recall the functions of the organs in the digestive system. 8Ac3 Explain why food needs to be digested. 8Ac4 Recall what breaks down food. || * Starter: a bag of oranges to introduce idea of needing to cut up food
 * ** Topic 8Ac: You have got guts ** ||
 * Learning objectives || Learning strategies – p 40 || Resources ||
 * 8Ac1 Describe the positions of the organs in the digestive system.
 * Book p14-15: read and answer all questions
 * Practical: a model small intestine
 * Model torso
 * Practical: peristalsis – demonstration
 * Practical: absorption - demonstration
 * HW: worksheet || * Exploring Science Year 8 text
 * Equipment, materials and worksheet 8Ac (2)
 * Equipment and materials for peristalsis and absorption
 * AT
 * Quick check 8Ac
 * 789science wikispace
 * Other worksheets: see below ||
 * Connections:
 * IGCSE biology section || Assessment:
 * Plenary: Quick check || Support/extension:
 * Access: worksheet 8Ac (1)
 * Must: worksheet 8Ac (5)
 * Other: 8Ac (6) (most)or (7) (some) ||

8Ad2 Describe how a model can be used to think about how something works. 8Ad3 Recall what starch is digested into. 8Ad4 Describe how enzymes are affected by temperature.
 * ** Topic 8Ad: Breakdown ** ||
 * Learning objectives || Learning strategies – p 44 || Resources ||
 * 8Ad1 Describe how digestion is helped by digestive juices.
 * || * Starter: Enzymes brainstorm
 * Book p16-17: read and answer all questions
 * Practical: amylase action
 * Enzyme demonstration using a kit or animation
 * HW: worksheets || * Exploring Science Year 8 text
 * Equipment, materials and worksheet 8Ad (4) for amylase action
 * Molecular kit for enzyme demonstration or animation
 * 789science wikispace
 * Other worksheets: see below ||
 * Connections:
 * IGCSE biology section || Assessment:
 * Plenary: Thinking about enzymes || Support/extension:
 * Access: worksheet 8Ad (1)
 * Must: worksheet 8Ad (7)
 * Other: 8Ad (8), (9) and (10) (most) or (11) (some) ||

8Ae2 Describe how digested food is carried around the body. 8Ae3 Explain how digested food reaches cells 8Ae4 Recall how digested food is used. || * Book p18-19: read and answer all questions
 * ** Topic 8Ae: In the blood ** ||
 * Learning objectives || Learning strategies - 48 || Resources ||
 * 8Ae1 Describe how digested food is absorbed.
 * Health claim survey using labels on food packaging
 * Book p 20: read and answer all questions
 * Go to work on an egg – Youtube video clip
 * Prep: revise for test || * Exploring Science Year 8 text
 * AT
 * Youtube
 * 789science wikispace
 * Other worksheets: see below ||
 * Connections:
 * IGCSE biology section || Assessment:
 * Plenary: revisit quick quiz
 * End of unit test || Support/extension:
 * Access: worksheet 8Ae (1)
 * Must: worksheet 8Ae (3)
 * Other: 8Ae ( 4) and (5) (most)or ( 6) or (7) (some) ||