Presents an explanation of matter, and discusses the characteristics of each of its three forms, including solids, liquids, and gases. Includes related examples, and experiments.
See how and why substances such as water change from one state to another. Learn the role of atoms and the factors that cause matter to change form. Hands-on activity.
Contains video clips and animations that demonstrate the science concepts of temperature, solids, and liquids, and how they work in everyday life, including a visit to a metal foundry, and a look at natural and man-made insulation.
Introduces simple scientific principles involving liquids, and provides instructions for experiments that can be done at home to prove them. Includes full-color illustrations, a glossary, and further reading sources.
An introduction to liquids that explains how they are different from solids and gases, describes how liquids can change, and discusses the different forms of matter.
