Starter quiz

  • Members of a running group compared their times to complete a park run. Use the times to put the runners in order of decreasing speed, starting with the fastest.
    • 1
      ⇔
      runner E: 18 minutes
    • 2
      ⇔
      runner D: 1140 seconds
    • 3
      ⇔
      runner A: 20 minutes
    • 4
      ⇔
      runner C: 1500 seconds
    • 5
      ⇔
      runner B: half an hour
  • Which of the following is not a valid unit for speed?
    • N/m²  ✓
    • m/s
    • kilometres per hour
    • mph
    • mm per min
  • Match the activity to the typical speed for that activity.
    • walking
      ⇔
      1.5 m/s ✓
    • running
      ⇔
      3 m/s ✓
    • cycling
      ⇔
      6 m/s ✓
    • travelling in a car
      ⇔
      30 m/s ✓
    • travelling in a train
      ⇔
      80 m/s ✓
    • travelling in a plane
      ⇔
      500 m/s ✓
  • Two cyclists are racing up a hill. Cyclist A has a speed of 20 m/s and cyclist B travels 48 metres in 3 seconds. If the cyclists continue to travel at these same speeds, which statement is correct?
    Two cyclists are racing up a hill. Cyclist A has a speed of 20 m/s and cyclist B travels 48 metres in 3 seconds. If the cyclists continue to travel at these same speeds, which statement is correct?
    • cyclist B will win the race
    • cyclist B has a higher speed
    • cyclist A will win the race  ✓
    • cyclist A has travelled 20 metres in 3 seconds
  • Which of these distance–time graphs shows the motion of a stationary object?
  • The motion of two cars, A and B, has been displayed on a distance–time graph. Which statement about the two cars is correct?
    The motion of two cars, A and B, has been displayed on a distance–time graph. Which statement about the two cars is correct?
    • A and B are travelling at the same speed
    • B is travelling faster then A
    • A is travelling faster than B  ✓
    • A and B are both stationary
+