Calculating the Velocity of the Center of Mass

Instructions:

Choose an answer and hit 'next'. You will receive your score and answers at the end.

question 1 of 3

What is the velocity of the center of mass equation in words?

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1. What is the total force on a system divided by the total mass of the system?

2. Two 50 kg masses are 100 meters apart in space. What is the net gravitational force between them?

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About This Quiz & Worksheet

This quiz/worksheet assessment is a great tool you can use to measure your knowledge of center-of-mass and how to calculate its velocity. You must be familiar with the equations used for these calculations and how to apply them.

Quiz & Worksheet Goals

This assessment will test your ability to do the following:

  • Express the velocity of center-of-mass equation in words
  • Understand what we end up with when the total force on a system is divided by the total mass of the system
  • Know how to solve a net gravitational force problem
  • Identify the type of forces needed to determine the acceleration of the center-of-mass
  • Define center-of-mass

Skills Practiced

  • Problem solving - use acquired knowledge to solve net gravitational force problems
  • Defining key concepts - ensure that you can accurately define center-of-mass
  • Information recall - access the knowledge you've gained regarding total force divided by total mass of a system
  • Knowledge application - use your knowledge to state the equation for velocity of center-of-mass in words

Additional Learning

If you need more information about this complex topic, you can find more in the lesson titled Calculating the Velocity of the Center of Mass. This lesson contains:

  • The definition of velocity
  • Examples of different velocity of center-of-mass equations
  • Charts that visually represent data given in an equation
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