Author Question: In which of the following cases is the displacement's magnitude half the distance traveled? a. 10 ... (Read 70 times)

Themember4

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In which of the following cases is the displacement's magnitude half the distance traveled?
 a. 10 steps east followed by 3 steps west
  c. 5 steps east followed by 10 steps west
  b. 22 steps east followed by 11 steps west
  d. 15 steps east followed by 5 steps west

Question 2

When NASA was communicating with astronauts on the Moon, the time from sending on the Earth to receiving on the moon was 1.33 s. Find the distance from Earth to the Moon. (The speed of radio waves is 3.00  108 m/s.)
 a. 240,000 km
  c. 399,000 km
  b. 384,000 km
  d. 768,000 km



rosiehomeworddo

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Answer to Question 1

D

Answer to Question 2

C



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