Science
14セクション · 65チャプター
Junior Secondary の学習者向けの無料Science学習ノート。各章のリンクから、要点・例題・練習問題への導線にアクセスできます。
Unit 1 Introducing Science
Learning about science
Practice of science
Safety in the laboratory
Laboratory equipment and basic practical skills
Unit 2 Water
The water cycle
Dissolving
Water purification
Further treatment of drinking water
Water conservation and pollution
Unit 3 Looking at Living Things
Living things
Grouping of living things
Biodiversity
Unit 4 Cells, Human Reproduction and Heredity
Cells - the basic units of living things
Human reproduction
Heredity and variation
Unit 5 Energy
Energy changes
Heat transfer
Energy sources
Unit 6 Matter as Particles
Particle theory
Particle model for the three states of matter
Dissolving
Thermal expansion and contraction
Gas pressure
Density
Unit 7 Living Things and Air
Air
Photosynthesis
Respiration
Gas exchange in plants and animals
Balance of carbon dioxide and oxygen
Air quality
Unit 8 Making Use of Electricity
Simple circuit
Current, voltage and resistance
Electrical circuits
Household electricity
Unit 9 Common Acids and Alkalis
Common acids and alkalis
Measuring pH for acids and alkalis
Neutralisation
Corrosive nature of acids
Potential hazards related to the use of acids and alkalis
Unit 10 Sensing the Environment
Senses and sense organs
Sight
Hearing
Smell and taste
Other senses
Unit 11 Force and Motion
Motion
Force
Gravity
Friction and air resistance
Action and reaction
Space flight
Unit 12 A Healthy Body
Keeping our bodies healthy
Nutrition and health
Health and diseases
Unit 13 From Atoms to Materials
Atoms and elements
Periodic Table
Mixtures and compounds
Metals
Materials of the modern world
Unit 14 Light, Colours and Beyond
Light rays from an object
Reflection
Refraction
Total internal reflection
Images formed by convex lenses
Images formed by concave lenses
Electromagnetic spectrum
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