Coal and Petroleum G8
4 Videos
00:15 Hours
Will a car or bike start without having petrol in it? It is impossible. Petrol is one of the precious resources that we need. Most vehicles in the present times run on this fuel. Petrol is obtained from petroleum, which is extracted from deep insides of the Earth. Another important resource that we find in the deep – is the coal. But these are non-renewable resources, meaning they can get exhausted after a certain period of time. Let’s dig deep into the earth and excavate some interesting facts about these resources.
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Speed of a Sound Wave and Wave Equation
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