Natural Natural ForcesForces

Grade 1 Geography UnitGrade 1 Geography Unit

Created by Michelle ThomsonCreated by Michelle Thomson

July 2010  July 2010 

Essential Essential Question:Question:

How do natural forces change the

physical features of our Earth?

A A hurricanehurricane is is

a huge storm a huge storm that has that has

heavy wind heavy wind and rain. and rain.

Waves pound Waves pound the shore and the shore and

the land the land floods. floods.

This mess was caused by a This mess was caused by a hurricanehurricane!!

TornadoesTornadoes have powerful have powerful

swirling swirling winds that winds that knock down knock down anything in anything in their path. their path.

A A droughtdrought is when it is when it doesn’t rain for a long doesn’t rain for a long time. The land becomes a time. The land becomes a

desert.desert.

Water Water andand wind wind are are powerful forces that powerful forces that shape the land. shape the land.

The arrow points to the river that carved this arch out of rock.

The Colorado River carved The Colorado River carved rocks to create this rocks to create this beautiful place!beautiful place!

Long ago, giant sheets of ice Long ago, giant sheets of ice called called glaciersglaciers carved a path carved a path

through these mountains.through these mountains.

VolcanoesVolcanoes can destroy life can destroy life and change the land when and change the land when

they erupt. they erupt.

Volcanoes also create new mountainsand islands when hard lava turns to rock.

Write in Write in your your

learning learning log about 1 log about 1 kind of kind of natural natural forceforce and and how it how it

changes the changes the Earth.Earth.

All images from from http://www.discoveryeducation.com/