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Author Question: When a baseball pitcher throws a curve ball, he makes the ball spin about an axis ________ the ... (Read 185 times)

student77

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on: Jul 27, 2018
When a baseball pitcher throws a curve ball, he makes the ball spin about an axis ________ the direction in which the ball's center of mass is moving.
 
  A) parallel to
  B) perpendicular to
  C) 45 with respect to

Question 2

Satellite A has twice the mass of satellite T, and rotates in the same orbit. Which of the following is true?
 
  A) The speed of T is twice the speed of A.
  B) The speed of T is one-fourth the speed of A.
  C) The speed of T is half the speed of A.
  D) The speed of T is three-fourths the speed of A.
  E) The speed of T is equal to the speed of A.


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pikon

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Reply #1 on: Jul 27, 2018
Answer to Question 1

B

Answer to Question 2

E


student77

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Reply 2 on: Jul 27, 2018
Gracias!

upturnedfurball

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Reply 3 on: Yesterday
Excellent

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