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Science Form 2 — IGCSE Foundations
4.1 Acids, alkalis and indicators
Science Form 2 — IGCSE Foundations
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Unit F2U1 · Body systems
1.1 Food, diet and digestion
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Quiz · 1.1 Food, diet and digestion
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1.2 Breathing and the lungs
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Quiz · 1.2 Breathing and the lungs
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1.3 The heart and circulation
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Quiz · 1.3 The heart and circulation
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1.4 Health, drugs and disease
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Quiz · 1.4 Health, drugs and disease
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1.5 Excretion: kidneys, lungs and skin
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Quiz · 1.5 Excretion: kidneys, lungs and skin
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1.6 Growing up: puberty, reproduction and sexual health
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Quiz · 1.6 Growing up: puberty, reproduction and sexual health
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Unit F2U2 · Plants and ecosystems
2.1 Photosynthesis
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Quiz · 2.1 Photosynthesis
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2.2 Food chains and webs
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Quiz · 2.2 Food chains and webs
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2.3 Adaptation
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Quiz · 2.3 Adaptation
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2.4 Flowers and pollination
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Quiz · 2.4 Flowers and pollination
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2.5 Ecosystems, the water cycle and farming
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Quiz · 2.5 Ecosystems, the water cycle and farming
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Unit F2U3 · Atoms and reactions
3.1 Atoms, elements and compounds
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Quiz · 3.1 Atoms, elements and compounds
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3.2 Symbols and formulae
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Quiz · 3.2 Symbols and formulae
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3.3 Chemical reactions
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Quiz · 3.3 Chemical reactions
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3.4 Conservation of mass
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Quiz · 3.4 Conservation of mass
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3.5 Inside the atom, pure substances and air
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Quiz · 3.5 Inside the atom, pure substances and air
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Science Form 2 · Mid-year exam (Units 1–3)
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Unit F2U4 · Acids and alkalis
4.1 Acids, alkalis and indicators
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Quiz · 4.1 Acids, alkalis and indicators
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4.2 The pH scale
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Quiz · 4.2 The pH scale
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4.3 Neutralisation
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Quiz · 4.3 Neutralisation
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4.4 Metals and acids
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Quiz · 4.4 Metals and acids
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Unit F2U5 · Light and sound
5.1 Light rays and shadows
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Quiz · 5.1 Light rays and shadows
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5.2 Reflection and refraction
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Quiz · 5.2 Reflection and refraction
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5.3 Colour
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5.4 Sound waves
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Quiz · 5.4 Sound waves
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Unit F2U6 · Motion and pressure
6.1 Speed
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Quiz · 6.1 Speed
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6.2 Distance–time graphs
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Quiz · 6.2 Distance–time graphs
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6.3 Pressure
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Quiz · 6.3 Pressure
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6.4 Turning forces
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Quiz · 6.4 Turning forces
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6.5 Density, scalars and vectors
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Quiz · 6.5 Density, scalars and vectors
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Science Form 2 · End-of-year exam (all units)
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Module 4 of 6
Lesson 1 of 8
· 4.1 Acids, alkalis and indicators
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