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Home Q & A Board Science-Related Homework Help Physics Astronomy
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Pandabearsrlyfe Pandabearsrlyfe
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6 years ago
In an inelastic collision, the final total momentum is
 
  A) more than the initial momentum.
  B) less than the initial momentum.
  C) the same as the initial momentum.
  D) insufficient information to answer

Question 2

The ratio R at which paint can be sprayed from a spray gun may be expressed as R = a  t. If R is measured in m3/ s, and time is measured in seconds, what are the units of a?
 
  A) m3
  B) m3s
  C) m3 s3
  D) m3/s
  E) m3/s2

Question 3

If distance from the Sun were the only factor affecting surface habitability, which of the following would be habitable?
 
  A) the Moon
  B) Venus
  C) Mercury
  D) all of these

Question 4

A jet fighter plane is launched from a catapult on an aircraft carrier. It reaches a speed of 42 m/s at the end of the catapult, and this requires 2 s. Assuming the acceleration is constant, what is the length of the catapult?
 
  A) 16 m
  B) 42 m
  C) 24 m
  D) 66 m
  E) 84 m
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houghtk2houghtk2
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6 years ago
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#2
6 years ago
Appreciate this a lot, answers were right.
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