Question

we can use in mobile hang in there but to do the same through a solid block of wood we need a Karate expert

Answer 1

As the particles of air are freely movable and they have all the characteristics of gases but the same in solid block of wood the particles are closely packed and is not easy to break..
Karate experts could break it as they apply more force on it..
And this is the reqson y we coupd move our hands freely in air and could not do the same in solid..

HOPE IT HELPS FRND...

pls mark as brainliest

Answer 2

Air is a gas, it has more space in between particles. But solid block of wood is rigid, hence it is difficult to move our hands through it.