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Author Question: An object moves at a constant velocity of 12 m/s to the southwest for an interval of 20 s. Halfway ... (Read 118 times)

joesmith1212

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on: Jul 28, 2018
An object moves at a constant velocity of 12 m/s to the southwest for an interval of 20 s. Halfway through this interval, what is the magnitude of its instantaneous velocity?
 a. It can be any value from 0 to 24 m/s.
  c. 12 m/s
  b. 6 m/s
  d. More information is needed.

Question 2

A hiker walks 200 m east and then walks 100 m north. In what direction is her resulting displacement?
 a. north
  c. northeast
  b. east
  d. None of the answers is correct.


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Pariscourtney

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Reply #1 on: Jul 28, 2018
Answer to Question 1

C

Answer to Question 2

D


joesmith1212

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Reply 2 on: Jul 28, 2018
Excellent

lkanara2

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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