With an emphasis on how important light is to our planet, this beautifully-illustrated book explains how light affects photosynthesis, how light travels, and light's different properties. Whether it's ultraviolet light that helps bees pollinate flowers or solar panels that use sunlight to heat our homes, students learn about the various ways that both animals and people depend on light.
Force and motion are introduced in this book, which features vivid photographs that make the content easy to understand. Examples that students can relate to in their everyday lives are provided throughout the text. A "Show What You Know" section in the back of the book presents three questions to reinforce content understanding.
This book explains how all forms of energy are either potential or kinetic. It addresses how energy can be used in the form of water to create electricity, in the solar form to heat our homes, and in the form of wind to turn the blades on a wind turbine.