1. 1 Why is there polar day and polar night?
The Earth moves around the sun.
The cold zone

2. 2 Why is there polar day and polar night? tilted = geneigt
When the earth moves
around the sun, the axis is tilted. 
The cold zone

3. 3 Why is there polar day and polar night?
There is always sun in the
area around the North Pole.
Summer in the northern hemisphere
sun rays
The area around the South Pole
is always dark.
The cold zone

4. 4 Why is there polar day and polar night?
Summer in the southern hemisphere
The area around the North Pole
is always dark.
There is always sun in the
area around the South Pole.
The cold zone