Extensive information about the geology of the Grand Canyon. Looks at some principles of geology evident there, forces that have shaped its geological features, how its valleys and canyons were formed, the characteristics of the Colorado...

This is a list of 18 questions covering the major concepts in Chapter 16: Oscillatory Motion and Waves from the AP Physics online text.

This page provides a summary for each section of Chapter 16: Oscillatory Motion and Waves from the AP Physics online text.

[Free Registration/Login may be required to access all resource tools.] This study guide summarizes key principles used in relative dating. Includes a few questions to check for understanding.

In this interactive tutorial students will explore how a magnetic field affects a current-carrying wire and also how two current-carrying wires affect each other. They will learn about Biot-Savart, Ampere's Law and the magnetic field...

By looking at an outcrop, students make observations and prediction about Earth's history in this activity. Students will also make hypothesis about the past environment based on the observations from the outcrop.