The movement of air over the upper curved surface of the wing causes
A) lift.
B) drag.
C) stalling.
D) drift.
E) None of the choices is correct
Correct Answer:
Verified
Q16: Many insects,most birds,a few nonavian reptiles such
Q17: Color of feathers is due to two
Q18: Flightless birds
A)have evolved mostly on islands without
Q19: If flight is such an advantage,how do
Q20: Bird species outnumber species in all other
Q22: Bird mating is unique since
A)the male copulatory
Q23: Most paleontologists agree that birds descended from
Q24: The one unique feature that separates living
Q25: Which of the following is NOT a
Q26: The wing slots on the wings of
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents