CK-12 Foundation
Ck 12: Earth Science: Seafloor Spreading Hypothesis
[Free Registration/Login may be required to access all resource tools.] Covers seafloor spreading and the mechanism for continental drift.
CK-12 Foundation
Ck 12: Earth Science: Seafloor: Characteristics and Spreading Study Guide
[Free Registration/Login may be required to access all resource tools.] A brief overview of the methods scientists use to study the ocean seafloor and the features that can be found there. Discusses the magnetic polarity of the seafloor...