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You can quickly add any paper to your favourite. Cool!Solar System
Research Papers for secondary school9
... like the sun.The big burning ball of gas that holds nine major planets in orbit is not unlike many stars in the universe. The Sun makes up 99.86 percent of the solar system's mass ...
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Phenomenal and Incredible Nature
Presentations for secondary school21
... lake on the entire planet, Laka Baikal contains 20% of the earth’s fresh water. It has over two thousand varieties of flora and fauna, of which almost 1,600 are endemic to the lake ...
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The Surface and Landforms of Moon
Presentations for secondary school20
... in the form of the lunar maria. These are large flows of basaltic lava that correspond to low-albedo surfaces covering nearly a third of the near side. Only a few percent of the ...
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