Understanding the Effects of Differences in Speed—Problem Set D

Fall back and slow down. The fourth lesson in a six-part series on air traffic control leads the class to find the difference in distance traveled based upon the difference in speed. Pupils work through a problem related to walking speeds before moving back to airplanes.

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CCSS: Adaptable
Instructional Ideas

  • Use proportional reasoning to convert knots to nautical miles per minute
  • Have classmates act out how the speed of walking affects the difference in the distance traveled
Classroom Considerations

  • Pupils should be familiar with air traffic control terms 

  • The answer key shows the locations based on speed on a number line
  • Provides a mathematical derivation of the difference in distances based upon the difference in speeds

  • None