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Author Question: If you push for an hour against a stationary wall, you do no work A) on the wall. B) at all. C) ... (Read 79 times)

Mr. Wonderful

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on: Jul 29, 2018
If you push for an hour against a stationary wall, you do no work
 
  A) on the wall.
  B) at all.
  C) both of these
  D) none of the above

Question 2

A book rests on a table, and the table rests on the ground. Which of the following pairs of forces forms a force pair, or action-reaction pair, obeying Newton's law of force pairs?
 
  A) Gravity pulling down on the table and the book pushing down on the table.
  B) The ground pushing up on the table and the book pushing down on the table.
  C) The table pushing up on the book and the book pushing down on the table.
  D) Gravity pulling down on the book and the book pushing down on the table.
  E) Gravity pulling down on the book and the table pushing up on the book.


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Gabe

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

Answer: A

Answer to Question 2

C


Mr. Wonderful

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Reply 2 on: Jul 29, 2018
Wow, this really help

Zebsrer

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Reply 3 on: Yesterday
Gracias!

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