Question

How aeroplanes can fly in the air even though they are heavier than air

Answer 1

Aeroplanes are flying by wings and they have a special shape called streamlined shape.
The streamlined shape allows them to flow or fly easily in the air.

Answer 2

Hello friend!
Here's ur answer!
Aeroplanes fly with the help of wings and they have a streamlined shaped body like the birds which helps it to fly easily in the air. It displaces air equal to its weight and therefore the upthrust exerted by the air is equal to its weight. So, it doesn't fall down.