Colorful illustrations, easy-to-understand language, and step-by-step experiments introduce children to the physics behind the effect of air pressure on liquids. Includes STEM words glossary.
Colorful illustrations, easy-to-understand language, and step-by-step experiments introduce children to the science of how a solid changes to a liquid and back again. Includes STEM words glossary.
Answers nine questions about matter, such as why does an ice cube float?, how much does air weigh?, how does wood burn? and other concepts about the nature of matter.