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Term 1
Unit 1 Chemical Reactions and Their Environmental Impacts (Lesson 1 Types of Chemical Reactions, Lesson 2 Combustion Reactions and Environmental Pollution, Lesson 3 Smoking and Its Hazards); Unit 2 Electricity and Magnetism (Lesson 1 Electric Current, Lesson 2 Electric Circuits, Lesson 3 Electric and Magnetic Forces); Unit 3 Variation of Traits in Living Organisms (Lesson 1 Heredity and Variation of Traits, Lesson 2 Natural Selection and Artificial Selection); Unit 4 Dating Planet Earth (Lesson 1 The Fossil Record, Lesson 2 Geologic Time); Term 1 review
1
Types of reactions and the reactivity series (A)
Unit 1 Chemical Reactions and Their Environmental Impacts, opener; Lesson 1 Types of Chemical Reactions (A): direct combination, decomposition, metals with oxygen, acids and water, the chemical reactivity series
2
Types of reactions (B): swapping partners and electrons
Lesson 1 Types of Chemical Reactions (B): double replacement, neutralisation and the universal indicator, acid with a salt, precipitation, hard water, oxidation and reduction as electron transfer
3
Combustion (A): fire, oxides and methane
Lesson 2 Combustion Reactions and Environmental Pollution (A): the fire triangle, ignition point and flammability, matchsticks, burning of metals and non-metals, complete and incomplete combustion of hydrocarbons
4
Combustion (B): flames, products and cleaner air
Lesson 2 Combustion Reactions and Environmental Pollution (B): flame colour, detecting the products, properties of combustion products, the black cloud, car exhaust, industry, catalytic converters and scrubbers
5
Smoking and its hazards
Lesson 3 Smoking and Its Hazards: what tobacco and its smoke contain, effects on the body, types of smoking, active and passive exposure, damage to the environment, how to say no
6
Electric current (A): charge, current and voltage
Unit 2 Electricity and Magnetism, opener; Lesson 1 Electric Current (A): free electrons and current, current intensity (I = Q/t), potential difference, electromotive force
7
Electric current (B): cells, resistance and symbols
Lesson 1 Electric Current (B): cells in series and in parallel, electric resistance, fixed and variable resistors, the factors that affect resistance, circuit symbols
8
Electric circuits: Ohm’s law, resistors and the cost of electricity
Lesson 2 Electric Circuits: Ohm's law, resistors in series and in parallel, electric power and energy, the cost of household electricity, safety
9
Electric and magnetic forces: electromagnets, motors and generators
Lesson 3 Electric and Magnetic Forces: the magnetic effect of current, the electromagnet and its strength, force on a current-carrying wire, the electric motor and its torque, the electric generator
10
Heredity (A): genes, alleles and Mendel’s first law
Unit 3 Variation of Traits in Living Organisms, opener; Lesson 1 Heredity and Variation of Traits (A): DNA, genes and chromosomes, alleles, dominant and recessive, genotype and phenotype, Mendel's first law, the Punnett square
11
Heredity (B): two traits, carriers and counselling
Lesson 1 Heredity and Variation of Traits (B): Mendel's second law (9 : 3 : 3 : 1), genetic diversity, inherited diseases and carriers, marriage between close relatives, screening and counselling
12
Populations, natural selection and breeding
Lesson 2 Natural Selection and Artificial Selection: populations and their growth, carrying capacity, environmental and genetic factors, natural selection, artificial selection and its techniques
13
Fossils and the diversity of life
Unit 4 Dating Planet Earth, opener; Lesson 1 The Fossil Record: how fossils form and their types, the fossil record, mass extinction, evolutionary relationships, past environments, why life forms differ, comparative anatomy
14
Earth’s history: time scale, layers and half-life
Lesson 2 Geologic Time: the rock record, the geologic time scale, timeline of Earth's history, reading rock layers, relative age (superposition, index fossils), absolute age (half-life)
15
Term 1 review: reactions, electricity and heredity
Term 1 review (Units 1–4) and Darslab's own review tasks
☰ Year plan · Science
Egypt
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Preparatory 3
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Science
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Week 14
Earth’s history: time scale, layers and half-life
Week 14 · Lesson 2 Geologic Time: the rock record, the geologic time scale, timeline of Earth's history, reading rock layers, relative age (superposition, index fossils), absolute age (half-life) · 3 lessons
Lesson 1
Lesson 2
Lesson 3
Quiz
8
Homework
5
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Radioactive decay and half-life
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