AU - MILNER,BRYAN AU - MARTIN,JEAN AU - EVANS,PETER TI - CORE SCIENCE 1: KEY CONCEPTS T2 - CORE SCIENCE SN - 0521588502 U1 - 500/MIL PY - 1998/// CY - CAMBRIDGE, UK PB - CAMBRIDGE UNIVERSITY PRESS KW - SCIENCE KW - TEXTBOOK KW - LIVING THINGS KW - KEEPING HEALTHY KW - ENERGY KW - HUMAN DEVELOPMENT KW - SURVIVAL KW - CHEMICAL SUBSTANCES KW - METALS AND NON-METALS KW - CHEMICAL REACTIONS KW - EARTH CHEMISTRY ER -