Explores the motion of Earth and the moon in relation to the sun, and explains why season occur. Identifies factors that cause the moon's phases. Discusses how ancient peoples made innovations such as Stonehenge based on their observations of the sky. Explains what causes solar and lunar eclipses. Identifies ways in which satellites help scientists track data about the earth.
- ISBN10 0792245733
- ISBN13 9780792245735
- Publish Date 25 January 2007
- Publish Status Active
- Publish Country US
- Imprint National Geographic Society
- Format Paperback (US Trade)
- Pages 32
- Language English