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The earth is like a huge
ballFlat at the top
and bottom
Flattened end at north and
south are North Pole and
South Pole.
Has a bulge at the centre
Shape up….
The atmosphere of earth is suitable for us to live There are different layers of it and
contains oxygen, nitrogen, carbon-dioxide and other gases. As we go higher oxygen becomes
less. Hence we carry oxygen while we climb the mountains.