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How has the earth changed since it was formed?
Ans) The earth has changed particularly since it was formed. Earth was a ball of rock that was strike and changed by loads of impacts and meteor impacts.
WHY THE SUN IS CONSIDERED AS A COMPONENT OF THE PHYSICAL ENVIRONMENT
The Ptolemaic System: The theoretical n'mdel of the universe given by the Greeks had a stationary Earth at its centre, around which the Sun, the Moon and the planets moved in c
what is the mendeleyev
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Objectives After completing this exercise you should be able to: 1. Locate the source and control points of gas/electricity/water supply in the lab you have visited, 2. D
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