What is Aerodynamics – Questions
Please read the article on aerodynamics here before answering the questions.
Highlight the answer that is correct.
What is Aerodynamics?
A) The study of water movement
B) The study of how objects move through air
C) The study of animal behaviour
D) The study of plant growth
Which of the following is NOT one of the four forces of flight?
A) Lift
B) Weight
C) Speed
D) Thrust
What force pulls everything down to Earth?
A) Lift
B) Thrust
C) Gravity
D) Drag
What is needed for an airplane to move upward?
A) More weight than lift
B) More lift than weight
C) More drag than thrust
D) More thrust than drag
How do an airplane’s wings provide lift?
A) By being flat on top and curved on the bottom
B) By being curved on top and flatter on the bottom
C) By being completely flat
D) By being round
What is drag?
A) A force that pushes something forward
B) A force that pulls back on something trying to move
C) A force that makes things lighter
D) A force that speeds things up
Which shape usually has less drag?
A) Flat surfaces
B) Round surfaces
C) Wide surfaces
D) Square surfaces
What provides thrust for a small airplane?
A) Rotor blades
B) Jet engines
C) Propeller
D) Sails
9)Why does a hot air balloon rise?
A) Because it has more weight
B) Because the cold air inside is heavier
C) Because the hot air inside is lighter
D) Because it has more drag
10) What happens to a glider when it runs out of thrust?
A) It speeds up
B) It keeps flying forever
C) It slows down and lands
D) It goes higher