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This lesson presents soil formation, the components of soil, and soil protection.
Climate is the typical weather of a certain region that changes practically only on a geological...
The atmosphere surrounds us everywhere on this planet. We take its presence so much for granted...
Waterfalls form where the river flows over a steep precipice in its course.
Still waters take various forms on the planet. Let’s take a look at how we can group them.
Cold and warm fronts are formed where bodies of cold and warm air meet.
Tsunami waves are very high waves of immense destructive power.
What secrets does the Moon have? Who were the first men on the Moon? You’ll find out everything...