Question

Give Reason

1. We can easily move our hand in air but to do the same through a solid block of wood we need a karate expert ...

2. A gas fills completely the vessel in which it is kept....


Please give short but accurate answer​

Answer 1

2) the force of attraction between the particles is negligible so

Answer 2

1: because the particles of air are loosely packed so....we can move our hand easily in air but in solid the particles are packed so tightly so it is difficult to move our hand ....



2: because the particles of gas are loosely packed and due to which it moves randomly ...so, the gas fills completely the vessel in which it is kept.

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