1. Description of the earth
Shape and size
Layers
Movements

2. Origin of volcanic eruptions

3. Origin of earthquakes

4. The Earth:
Third planet from the sun
The fifth largest planet in the solar system in terms of
size
The Earth is not a perfect sphere:
The equator is 21km wide.
The North Pole is dilates 10 meters.
The South Pole is sunk 31 meters.

5. THE EARTH MOVEMENTS
Earths Orbit: The
circumference of the orbit
is approximately
938,900.00.
The earth travels along the
circumference at a speed
of 106,000km per hour.

6. Earth rotation
The earth rotates along its axis
It rotates once every 23
hours, 56 minutes and
4.1seconds

7. The earth and it’s layers
Crust
Mantle
Outle core
Inner core