This is a lesson for first graders about how natural forces change the Earth.
Published on: Mar 3, 2016
Transcripts - Natural Forces
Natural Forces Grade 1 Geography Unit Created by Michelle Thomson July 2010
Essential Question: How do natural forces change the physical features of our Earth?
<ul><li>A hurricane is </li></ul><ul><li>a huge storm that has heavy wind and rain. Waves pound the shore and the land floods. </li></ul>
This mess was caused by a hurricane !
<ul><li>Tornadoes </li></ul><ul><li>have powerful swirling winds that knock down anything in their path. </li></ul>
A drought is when it doesn’t rain for a long time. The land becomes a desert.
Water and wind are powerful forces that shape the land. The arrow points to the river that carved this arch out of rock.
The Colorado River carved rocks to create this beautiful place!
Long ago, giant sheets of ice called glaciers carved a path through these mountains.
Volcanoes can destroy life and change the land when they erupt.
Volcanoes also create new mountains and islands when hard lava turns to rock.
Write in your learning log about 1 kind of natural force and how it changes the Earth. All images from from http://www.discoveryeducation.com/