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Relative speed

Trains passing poles, bridges and tunnels, trains crossing or overtaking each other and boats with and against the current, with km/h and m/s

The Relative speed unit belongs to the Fractions, decimals and finance section of Math Mental and has 12 lessons: trains passing poles, bridges and tunnels, trains crossing or overtaking each other and boats with and against the current, with km/h and m/s.

Practice this unit

Lessons in this unit

  1. km/h and m/s Lesson, 8 questions
  2. A train passing a pole Lesson, 8 questions
  3. A train on a bridge or in a tunnel Lesson, 8 questions
  4. Length of the bridge Lesson, 8 questions
  5. Practice: train crossings Practice, 10 questions
  6. Trains in opposite directions Lesson, 8 questions
  7. Overtaking in the same direction Lesson, 8 questions
  8. Boat: there and back on a river Lesson, 8 questions
  9. Boat: speed in still water Lesson, 8 questions
  10. Boat: speed of the current Lesson, 8 questions
  11. Review: relative speed Practice, 12 questions
  12. Unit test 12 questions

This unit in numbers

9 lessons, 2 practices, and 1 test, with 106 questions in total.

It starts with “km/h and m/s” and ends with “Boat: speed of the current”.

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