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charley C charley C
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2 years ago
You observe an object to be moving in a straight line at a constant speed. What can you conclude? (Assume the object does not have any engines or other power source.)
      
a. The only force acting on the object is gravity.
      
b. No forces of any kind are acting on the object.
      
c. The net force acting on the object is zero.
      
d. The only force acting on the object is air resistance.
      
e. Some unseen force must be keeping the object in motion.
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bio_manbio_man
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