Question
(a) Calculate the momentum of a 2000-kg elephant charging a hunter at a speed of 7.50  m/s7.50 \textrm{ m/s} . (b) Compare the elephant’s momentum with the momentum of a 0.0400-kg tranquilizer dart fired at a speed of 600 m/s600 \textrm{ m/s}. (c) What is the momentum of the 90.0-kg hunter running at 7.40 m/s7.40 \textrm{ m/s} after missing the elephant?
Question by OpenStax is licensed under CC BY 4.0
Final Answer

a) 1.50×104 kg m/s1.50 \times 10^4 \textrm{ kg m/s}

b) 625

c) 666 kg m/s666 \textrm{ kg m/s}

Solution video

OpenStax College Physics, Chapter 8, Problem 1 (Problems & Exercises)

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Calculator Screenshots

  • OpenStax College Physics, Chapter 8, Problem 1 (PE) calculator screenshot 1
  • OpenStax College Physics, Chapter 8, Problem 1 (PE) calculator screenshot 2

how can i get additional help? or do you all have other resources?

Hi jon8404, I'm offering screencast videos here with closed captions, along with calculator screenshots. Currently I'm working on the odds, and I'll return to each chapter to complete the evens after wrapping up the odds.