Question

what will happen to the kite if the speaker lets go of it's string
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Answer 1

Answer:

Keel: A vertical piece of sail material beneath the kite like the keel of a boat. Keels help keep the kite stable, and provide a place to attach the flying line without a bridle. ... Line laundry has no lift, and the kite itself is often just there to hold up the laundry.

Answer 2

Answer:

What actually happens? A kite needs tension and wind to keep it flying, so if you let go, it comes down to the ground and you're reunited with your kite. The wind may keep it going for a short while, but not very long.