Titlebook: Mastering Physics; H. J. P. Keighley,F. R. McKim,M. J. Harrison Textbook 1986Latest edition Macmillan Publishers Limited 1986 development.

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Macmillan Publishers Limited 1986

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Fundamental ConceptsIf a study of physics or any other science is made in any detail, it is necessary to understand certain basic ideas and to know the meanings of the words used to express them. In this first chapter, we deal with some of them.

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Levers and Centres of GravityMost of you at some time or other will have used a screwdriver to prize the lid off a paint tin. Does the length of the screwdriver matter? Would the lid of the paint tin come off just as easily if it were prised off using a coin?

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Properties of Gases and Molecular StructureMany physical properties of matter can be discussed without regard to how matter is made up. But for a more complete discussion the nature of matter must be considered. The generally accepted theory is that:.The theory enables a wide variety of facts to be linked together, and we begin with the differences between solids, liquids and gases.