CK-12 Foundation
Ck 12: Fifth Grade Science: Earth Science: Water on Earth
[Free Registration/Login may be required to access all resource tools.] Discusses water and where it occurs on Earth, gives an overview of the water cycle, and explains how the ocean is an integral part of the water cycle and is...
CK-12 Foundation
Ck 12: Earth Science: Distribution of Water on Earth Study Guide
This comprehensive study guide covers the main terms and concepts needed for an earth science unit on the distribution of water on earth. Review questions are included at the bottom of the study guide.