Notes
Everything in our world, from plants and animals to parts of a car or washing machine, is made from some kind of material. They can exist as solids, liquids or gases. This book explores materials and their huge variety of properties by enabling you to conduct your own investigations. Each topic asks a key question. Evidence is examined and detailed instructions are provided, giving you the chance to identify the properties of materials and observe the changes in action. Perfect for exploring science on your own or in a class.Contents
Contents : what are materials; what are ‘states of matter’; which materials are strongest and hardest; how does electricity get through materials; what happens when materials are heated; what happens when materials are cooled; what happens when a solid dissolves; can changes in materials be reversed; what are chemical changes; are some changes permanent; how do we separate mixtures; how can we separate solutions; glossary; further information; index;Additional Info
The book includes links to useful web sites as well as glossary, index and list of further reading.
