Mountain climate zones

The decisive factor that determines the climate zones of mountains is the altitude above sea level.

Related extras

Join the caravan!

This lesson presents deserts and their flora and fauna.

From the Sahara to Amazonia

Sahara sand carries nutrients essential for the Amazonian flora.


Rocks are a composed of minerals. These minerals can often be found in their pure forms.

The process of physical and chemical weathering

Upon physical weathering the rock only falls into pieces, whereas during chemical weathering its...

Milky Way

The diameter of our galaxy is about 100,000 light years; it contains more than 100...

Volcanic activity

The area surrounding an inactive or extinct volcano is not necessarily calm. Let’s see the...

Faulting (basic)

Vertical forces can break up layers of rock into fault blocks, which then move vertically...

Plate tectonics

Plate tectonics is a theory dealing with the movement of plates.

Added to your cart.