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PUMPA - SMART LEARNING
எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்
Book Free DemoAnswer the following questions in a few sentences:
Look at below figure where petroleum and natural gas deposits are shown. Why do we find oil layer above water layer?
![YCIND_230223_5039_CBSE 8th_10.png](https://resources.cdn.yaclass.in/f805f92c-e016-47cb-8bb7-c796d21ec503/YCIND2302235039CBSE8th10w500.png)
We find the oil layer above the layer because oil is lightweight and thus floats over it. Also, the of oil is less than water, so it floats on the water surface.