Question

Crumple a small piece of paper into a ball of size smaller than the mouth of an empty bottle. Hold the empty bottle on its side and place the paper ball just inside its mouth. Now try to blow on the ball to force it into the bottle. Note down your observations

Answer 1

Answer: It will be difficult to force the ball into the bottle.

Explanation:

When u blow air at the mouth of the bottle, u force air into the bottle. Due to this, it compresses the air inside the bottle and thus  increases the air pressure inside the bottle and hence, the ball pops out off the bottle

U can mark me as brainliest if u think that my answer was satisfactory

Answer 2

Answer:

it will be difficult to force the ball into the bottle