ECZ 2014 · O-Level Paper 1 — Travel Graphs

For the bus journey shown, the bus reaches 20 m/s after 10 seconds. Find the acceleration in the first 10 seconds.

Diagram for ECZ 2014 · O-Level Paper 1
  • A. 20 m/s2
  • B. 0.5 m/s2
  • C. 2 m/s2
  • D. 10 m/s2

Verified working — step 1

Acceleration is the gradient of the speed-time graph - speed gained over time taken.

The full step-by-step working and final answer are included with Premium — checked against ECZ marking standards.

Original examination question © Examinations Council of Zambia. Worked solution and commentary © G12 Titan — not to be reproduced without permission.

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