Atmospheric pressure and its units — task. Science CBSE, Class 8 New.

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எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்

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Identify the correct answer:

1. Why does a rubber sucker stick to a smooth surface?

Adhesion of surface and rubber
Gravity holds it
Pressure inside the sucker is more than the outside
Pressure inside the sucker is lesser than the outside

2. One millibar is equal to

1000 Pa
10 Pa
1 Pa
100 Pa

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