Essential Science

Using this section of the book; structure and measurement of matter; forces; turning forces; pressure; linear motion; dynamics; energy; work, energy and machines; waves; sound; light; the reflection of light; the refraction of light, colour and the spectrum; lenses and optical instruments; the eye and the ear; the Earth in space; heat and temperature; heat and expansion; heat transfer; changes in state; electricity; current electricity; controlling current; magnetism; electromagnetism; electromagnetic induction; radioactivity; using radiation and nuclear energy; the electromagnetic spectrum; electronics; the cathode ray oscilloscope; logic gates; household electricity; energy, power and the environment; circuit symbols, number notation; graphs; sample questions and answers; summary of equations; practical work in science; famous scientists.