1. Description of the Earth
Shape and size
Layers
Movements

2. The Earth
•Is the third planet of the solar system
•Is the sixth largest planet of the solar system
The Earth is not a perfect sphere
•The equator circumference is about 24,901.55 miles
•The north pole is dilated 10 meters
•The equator is 27km wide.

3. The Earth’s Orbit: Circumference of the orbit
is approximately
938,900,000 km. Earth travels along this
circumference at speed of 106,000km. per
hour.

4. Earth’s Rotation:
The Earth rotates along its axis.
It rotates every 23 hours 56 minutes 4.1 seconds.

5. Origins of Earthquakes

6. Origins of Volcanic Eruptions