According to the Nebular Hypothesis sun is a cooling and rotating nebula and our planet earth has been formed as a result of solidification of a ring along with eight other such rings thrown by it.  Theory of nebular hypothesis was put forward by German philosopher, Kant and French mathematician, Laplace. But according to the Jeans and Jeffery theory proposed in 1925 two nebulae are involved in the creation of […]

Categories: Geography
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