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Author Question: Velma, the space woman, orbiting at 100 miles above earth's surface, feels weightless because A) ... (Read 53 times)

cdr_15

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on: Jul 29, 2018
Velma, the space woman, orbiting at 100 miles above earth's surface, feels weightless because
 
  A) she is in a vacuum.
  B) she is away from the pull of earth's gravity.
  C) she went on a diet.
  D) she is falling freely around Earth.
  E) Actually, she doesn't feel weightless.

Question 2

In the process of pair-creation by a high-energy photon, matter is
 
  A) conserved. B) destroyed. C) created.


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kishoreddi

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

D

Answer to Question 2

C


cdr_15

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Reply 2 on: Jul 29, 2018
Gracias!

adf223

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Reply 3 on: Yesterday
Excellent

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