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Author Question: One force acting on a falling apple is the apple's weight. Which of the following is the best ... (Read 175 times)

anjilletteb

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on: Jul 29, 2018
One force acting on a falling apple is the apple's weight. Which of the following is the best description of the other member of the force pair of which the apple's weight is one member?
 
  A) Gravity pulling downward on the apple.
  B) The force of gravity by Earth pulling upward on the apple.
  C) The force of gravity by the apple pulling upward on Earth.
  D) The force of gravity by the apple pushing downward on Earth.
  E) Air resistance acting upward on the apple.

Question 2

An airplane needs to reach a forward velocity of 203.0km/h to take off. On a 2000-m runway, what is the minimum uniform acceleration necessary for the plane to take flight if it starts from rest?
 
  A) 1.0 m/s2 B) 0.87 m/s2 C) 0.95 m/s2 D) 0.79 m/s2


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Meganchabluk

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Reply #1 on: Jul 29, 2018
Answer to Question 1

C

Answer to Question 2

D


anjilletteb

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Reply 2 on: Jul 29, 2018
Excellent

Jossy

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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