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Biology with MasteringBiologyâ„¢ (8th Edition)

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  MULTIPLE CHOICE.  Choose the one alternative that best completes the statement or answers the question.  1) 
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A 27 kg  object is  accelerated  at a rate of  1.7 m/s 2 What force  does the  object  experience? 
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1)  _______  A) 
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16 N 
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B) 
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46 N 
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C) 
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63 N 
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D)  98  N  
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It takes  4500 N to  accelerate a  car at a rate  of 3.42 m/s 2 What is the  mass of the  car? 
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2)  _______  A) 
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1700 kg 
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B) 
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1040 kg 
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C) 
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1510 kg 
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D)  13 1  
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A Ferrari  accelerates  from 0 to  100.0 km/h  in 4.80 s.  What force  (in Newtons)  does a  passenger of  mass  68.0  kg  experience  during  acceleration
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3)  _______  A) 
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82.0 N 
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B) 
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342 N 
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C) 
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394 N 
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D)  31 1  
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A child pulls  on a wagon  handle at an  angle 37°  above the  horizontal  with a force  of 45 N. If  the wagon  accelerates  at  8.1 m/s horizontally,  what is the  mass of the  wagon?  Assume  frictional  forces are  negligible. 
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4)  _______  A) 
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5.6 kg 
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B) 
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3.7 kg 
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This document was uploaded on 04/16/2010.

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