(Wales, Welsh exam board)

INDEX of sub-indexes of some useful science revision pages

(WJEC CBAC GCSE double award science)

Revision notes links to help you with your studies for the WJEC CBAC GCSE science course

Biology

General cell biology

General human biology

General plant biology

Environment, ecology, biodiversity and pollution

Chemistry

1. Important basics of CHEMISTRY, what use is chemistry?, methods of separating mixtures

Quizzes-Worksheets on the basics of chemistry

4. Water and aspects of aqueous chemistry

14. Atomic Structure

5. The Periodic Table, Periods, Groups and Series of Elements

11. What controls the rate (speed) of chemical reactions? theory, experimental procedures

Quizzes-Worksheets on Rates of Reaction

17. Earth Science - types of rocks and plate tectonics

Physics

Energy - types, sources, uses

Thermal energy: conduction, convection, radiation, specific heat

Electricity and magnetism

Waves: electromagnetic radiation, optics, sound, astronomy, stars

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