Gravitational Attraction of Extended Bodies


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What is Newton's Law of Universal Gravitation in words?

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1. Which of the following is an assumption of Newton's Universal Law of Gravitation that doesn't EVER apply to an extended object?

2. What is an extended object?

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About This Quiz & Worksheet

Test your ability to find the gravitational force of an extended object by using this quiz and worksheet combo. The practice problems assess your knowledge of lambda in calculus, as well as your understanding of the variable 'dm.'

Quiz & Worksheet Goals

These assessments will test your ability to:

  • Define Newton's Law of Universal Gravitation
  • Know the assumptions of this law
  • Define an extended object
  • Solve for gravitational force in terms of newtons

Skills Practiced

  • Defining key concepts - ensure that you can accurately define main concepts, such as extended object
  • Making connections - use your understanding of how calculus is used to find gravitational force
  • Problem solving - use acquired knowledge to solve practice problems involving extended objects
  • Information recall - access the knowledge you gained regarding Newton's Law

Additional Learning

To learn more about using calculus to figure gravitational force, review the corresponding lesson entitled Gravitational Attraction of Extended Bodies. The lesson's objectives are:

  • Detail the limits of Newton's Law of Universal Gravitation
  • Understand the equation that expresses Newton's Law
  • Converting Newton's equation to accommodate extended objects
  • Figure the gravitational force of a bar positioned near the sun