Includes bibliographical references (page 31) and index.
Contents
What are materials? -- What are "states of matter"? -- Which materials are strongest and hardest? -- How does electricity get through materials? -- How does heat 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?
