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Waves play an important role in forming the coast.
Földünk felszínének egyhetedét elfoglaló sivatagok kialakulása, éghajlata, felszínformálása.
This lesson introduces you to the world of minerals.
Did you know that about 75% of the land on our planet is covered with sedimentary rock?
Still waters take various forms on the planet. Let’s take a look at how we can group them.
People have always preferred to settle near rivers. What are the advantages and disadvantages of...
This lesson presents deserts and their flora and fauna.
The rise and drop of sea levels caused by the gravitational force of the Moon.