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Relative motion

Physics • Describing Motion • Knowledge-Based • 2 questions

Relative motion Knowledge-Based Download PDF

Physics · Motion · Physics · Describing Motion

2 Physics practice questions on Relative motion. Questions that assess core concepts and understanding.

Questions

  1. 1.

    A passenger walks toward the front of a train at a speed of 1.5 m/s relative to the train. If the train travels forward along a straight, level track at 28.0 m/s relative to the ground, what is the velocity of the passenger relative to the ground?

    • A) 29.5 m/s in the forward direction
    • B) 26.5 m/s in the forward direction
    • C) 28.0 m/s in the forward direction
    • D) 1.5 m/s in the forward direction
  2. 2.

    Car X moves along a straight road at a constant velocity of 20 m/s due east relative to the ground, while Car Y moves along the same road at 15 m/s due west relative to the ground. What is the velocity of Car X relative to Car Y?

    • A) 5 m/s due east
    • B) 5 m/s due west
    • C) 35 m/s due east
    • D) 35 m/s due west