Science, asked by kumarvinod58804, 15 hours ago

what do upstroke and downstroke movement mean ?​

Answers

Answered by vaaniveer9
0

Answer : Downstroke  When the wings push down during flying , the feathers stay close together and do not let air move between them. Upstroke :- When the wings are pulled up , air is able to move between the feathers.

Explanation:

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