ECZ 2014 · O-Level Paper 1 — Travel Graphs
For the bus journey shown, the bus reaches 20 m/safter 10 seconds. Find the acceleration in the first 10 seconds.
- 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: 20 − 010 − 0= …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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