The Earth

Earth is just the right distance from the Sun to have water on its surface and th right gases in its atmosphere, and can therfore sustain many different living things. This book explains how the Earth works as a planet in the solar system, with the different concepts of time, day and night, and gravity simply explained. The "Spinning Through Space" series aims to explore space through the Earth and the surrounding solar system. It contains various measurments including temperature, size and distance and each book has a section of how humans have explored the subject using different spacecraft. The topic web, notes for teachers, and further information help readers to explore further into space.