The hummingbird shown here must beat its wings repeatedly to hover over flowers and drink nectar. What force does the beating of the hummingbird’s wings overcome?
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The hummingbird shown here must beat its wings repeatedly to hover over flowers and drink nectar. What force does the beating of the hummingbird’s wings overcome?
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First of all it would be better if you could show the picture.but assuming that it is a bird which is flying here is the answer.
1. it must overcome the gravitational force.
2. the flapping of wings causes friction so it also has to overcome the friction.