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Showing posts from April 7, 2014

Class IX, Matter in Our Surroundings | NCERT Science (Chemistry) - CBSE Guide with Notes

Matter in Our Surroundings CBSE Board Class IX, NCERT Science (Chemistry) CBSE Guide - Important Points (Definitions) and Hot Questions with Solutions Question.1: Give reasons for the following observation: The smell of hot sizzling food reaches you several meters away, but to get the smell from cold food you have to go close.   Question.2: A diver is able to cut through water in swimming