Question

Give reason: 1) when a stone is dropped in a glass full of water the water level rises,but when salt is added,the water level remains same. 2) Smell of cooking can be smelt even outside of kitchen area.

Answer 1

Answer:

1) The water level does not rise because the salt is a substance that blends in with the water, therefore it doesn't contain any volume anymore.

2) The smell of cooking can be smelt even outside of kitchen area as the smell diffuses and spreads all over the place.

Explanation: I hope it is helpful