When more air is pumped into a bicycle tyre, it becomes harder. Explain this using the idea of gas pressure.

Question

TextPressure Exerted by Gases

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When we blow air into a balloon, it swells up evenly on all sides. This shows that:

A sealed packet of chips bought in Chennai (at sea level) looks puffed up when it is carried to Leh in Ladakh (about 3500 m high). Why?

Pressure Exerted by Gases