Question

how planes are useful for us​

Answer 1

HERE

IS UR ANSWER

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It counters the force of gravity by using either static lift or by using the dynamic lift of an airfoil, or in a few cases the downward thrust from jet engines. Common examples of aircraft include airplanes, helicopters, airships (including blimps), gliders, and hot air balloons.

OR

Airplanes are importantbecause they are capable of transporting parcels as well as people to the other side of the world in less than a day. ... Before the advent of safe and convenient travel by airplane, journeys took much longer and were more difficult. Thats why invention of airplanes was considered important.

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Answer 2

hlo mate here is ur ans. .......

planes are useful 4 transfer of human goods, help 4 the people of a particular region if they are needy.etc......

hope this helps u. ..............

pls mark it as brainliest. ....