Question

Prove experimentally that ait exets pressure in upward direction to through diagram and content.
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Answer 1

Answer:

When air is pumped inside a balloon, it expands in size. This shows that the air inside exerts pressure on the walls of the balloon. 2. A sealed packet of chips swells up in the mountains

Explanation:

Wrap a lump of clay around the straw to form a seal. Blow hard into the straw—then stand back. Your blowing increases the air pressure inside the sealed bottle. This higher pressure pushes on the water and forces it up and out the strawWhen air is pumped inside a balloon, it expands in size. This shows that the air inside exerts pressure on the walls of the balloon. 2. A sealed packet of chips swells up in the mountains

Answer 2

Answer:

Take a tin-can having air tight cap (screw cap). Remove cap and boil some water in it, so that steam comes out and in this way air from inside goes out. ...

Explanation:

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