ECZ 2017 · O-Level Paper 1 — Travel Graphs
The diagram is a speed-time graph of a car journey. The speed rises from 0 to 30 m/sduring the first 5 seconds. Find the acceleration during the first 5 seconds.
- A. 6 m/s²
- B. 5 m/s²
- C. 30 m/s²
- D. 150 m/s²
Verified working — step 1
Acceleration is the gradient of a speed-time graph: (30 − 0) ÷ (5 − 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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