Earth's Crust: Geysers, Plate Tectonics, and Volcanoes

Lesson Plan - Get It!

Audio:

There are internal and external forces constantly changing the earth.

• Internal forces cause changes that happen inside the earth.
• External forces cause changes that happen outside the earth.

Explore geysers, plate tectonics, and how volcanoes and mountains are formed with the following resources.

As you do, take notes using the Graphic Organizer – Notes, which can be found in the Downloadable Resources in the right-hand sidebar.

• The Geysers of Yellowstone
• About Old Faithful, Yellowstone’s Famous Geyser

Use the questions below as a guide to note-taking.

• What effect did the eruption of Mount St. Helen's have on the environment?
• Where do volcanoes and geysers heat?
• What is a geyser?
• The earth's crust is made up of what kind of plates?
• Where are tectonic plates floating?
• What do you notice about the continents of the earth?
• What does Pangaea mean?
• Where are volcanoes located?
• Where are mountains located?
• What do scientists know about the tectonic plates today? What is happening each year?
• How do scientists study what is underneath the earth's crust?

When you are ready, keep it going in the Got It? section!