Educator Guide: Shaking up Earth

Scientists have peppered the planet with seismometers that can detect the rumble of moving magma within a volcano, and GPS stations can spot changes in land elevation as magma swells below. But anticipating eruptions remains tricky.
BRUCE DAVIDSON/NATURE PICTURE LIBRARY/ALAMY
About this guide
In this guide, students will learn about the development of the theory of plate tectonics and discuss how scientific theories are formed.
This Guide Includes:
How a scientific theory is born
Get to know your local geology
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