LESSON TWO

What are the causes of earthquakes and their effects? (two class periods)

[For the Teacher]:

Distribute the journals. Remind the students to record information as they learn it. Break up the class into groups of three again. Go to the Savage Earth Online (http://web-cr05.pbs.org/wnet/savageearth/index.html) site and have students investigate Hell's Crust. Hell's Crust will animate place tectonics. Every group is assigned to read the article and view the animation. Also each group is assigned one of the three sidebars. After, have the class comment on the article and animations. Next, have each group report on their assigned sidebar.

When this is done, have the groups go back to the Internet and view Savage Earth online, The Restless Planet. Restless Planet will animate earthquake faults and seismic waves. Every group is assigned to read the article and view sidebar one and the animation. Each group is assigned to view one of the two remaining sidebars. Have the class discuss the article, sidebar one and the animation. Finally, have each group report on their assigned sidebar.

Next, have the groups go back to Savage Earth online and view Out of the Inferno: Volcanoes. Every group is assigned the article and animation. Each group is assigned one sidebar. Have the class discuss the article and animation, and have groups report on their assigned sidebar.

Finally, have students go back to Savage Earth online and view Waves of Destruction: Tsunamis. Every group is assigned the article and animation. Each group is assigned one sidebar. Have the class discuss the article and animation, and have groups report on their assigned sidebars.

[For the Students]:

Go to Savage Earth Online (http://web-cr05.pbs.org/wnet/savageearth/index.html) and click on Hell's Crust.

All groups will read the article and view the animation.

Remember to write entries in your journal. When finished, click on the sidebar assigned by your teacher.

After giving your group report, go back to the Savage Earth homepage (http://web-cr05.pbs.org/wnet/savageearth/index.html) when instructed by your teacher and click on The Restless Planet. All groups will read the article, sidebar one, and the animation. When finished, click on the sidebar assigned to your group by your teacher.

After giving your group report, go back to the Savage Earth homepage when instructed by your teacher and click on Out of the Inferno: Volcanoes. All groups will read the article and view the animation. When finished, click on the sidebar assigned to your group by your teacher.

After giving your group report, go back to the Savage Earth homepage when instructed by your teacher and Click on Waves of Destruction: Tsunamis. All groups will read the article and view the animation. When finished, click on the sidebar assigned to your group by your teacher.

Group reports will be given one more time.