Lessons in this Chapter:
7.1 Stress in Earth’s Crust
7.2 Nature of Earthquakes
7.3 Measuring and Predicting Earthquakes
7.4 Staying Safe in Earthquakes
Earthquakes! If you have a Slinky around, try the Seismic Slinky. Also, the Highway Seismograph is a great way to see how a seismograph works.