Which of these statements describes a difference between the mechanics of
airplane flight and rocket flight?
A. Airplanes must carry an oxidizer along with fuel.
B. Airplanes need only upward thrust as a force for flight.
C. Rockets need only upward thrust as a force for flight.
D. Rockets need air molecules from the atmosphere to generate
thrust

Question

01-05-2021
Chemistry

Answered

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Which of these statements describes a difference between the mechanics of
airplane flight and rocket flight?
A. Airplanes must carry an oxidizer along with fuel.
B. Airplanes need only upward thrust as a force for flight.
C. Rockets need only upward thrust as a force for flight.
D. Rockets need air molecules from the atmosphere to generate
thrust

Sagot :

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