Question

I Want The Notes Of Air Around Us Of Std-6 For My Other Sister. So Plz Anyone Share It With Me.
Best Notes Will Be Marked As The Brainliest.

Answer 1

Explanation:

HOPE IT HELPS....THANK YOU

Answer 2

Explanation:

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❥︎Aɴsᴡᴇʀ☟︎︎︎

Air contains about 78% nitrogen and 21% oxygen. Oxygen in air supports burning whereas nitrogen does not.

• Air contains about 78% nitrogen and 21% oxygen. Oxygen in air supports burning whereas nitrogen does not.The component of air that supports burning is called oxygen.

• Oxygen is necessary for the survival of all living beings. It is required in respiration.

• Percentage of oxygen in the air is around 20.95%.

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