Video about Four Spheres

Hi,

1. Watch the video
http://video.about.com/geography/The-Four-Earth-Spheres.htm

2. Copy in OUR notebook the following questions.

                HOMEWORK

a. Name the 4 spheres of the Earth
b. Complete the chart

Stone	Litho
Air
Water
Life

c. Complete

_____________  is the solid, rocky crust covering entire planet,

______________  is composed of all of the water on or near the earth.

______________  is composed of all living organisms. Plants, animals, and one-celled organisms are all part of it.

______________  is the body of air which surrounds our planet.

Remember 

 Paste or draw some pictures

Nice presentantion