The Excel Science Handbook provides a compa ct summary of the main topics studied in the Years 7–8 Australian Curriculum Science course. Features of the book: Easy-to-understand explanations of key terms Full-colour diagrams to help understand key concepts Examples t o further assist learning and recall The book covers the four S cience substrands and the Science Inquiry Skills and Science as a Human Endeavour strands of the Australian Curriculum course for quick test and exam revision Dictionary-style layout and an index to make it easy to find important terms in a hurry Cross-referencing throu ghout CHAPTERS: Biological sciences Cells, tissues and organ systems in multicellul ar organisms Organisms and classification Ecosystems Chemical sciences Elements, compounds and mixt ures Chemical and physical change of substances Separation o f substances States of matter and the particle theory strong>Earth and space sciences Earth structure and syste ms Natural events on Earth Materials and resources Roc ks and minerals Space science Physical sciences Energy Forces, motion and machines Scientific discovery and application