Question

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

Answer 1

Because air has particles moving randomly here and there and the particles are not closely packed like it is in the solid block and in a solid block particles are closely packed

Answer 2

Hey Brainly user

Here is your answer

» Air is a less denser than any other matter in the world.

»Whereas for the solid it needs more force to oppose it

»So what only we are using more force to move the solid block

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