ECZ 2019 · O-Level Paper 1 — Earth Geometry

The diagram below shows the positions of towns A, B and C on the earth’s surface. (a) If it is 08 20 at A, what time is it at C?

Diagram for ECZ 2019 · O-Level Paper 1
  • A. 13 20 hours
  • B. 08 20 hours
  • C. 12 20 hours
  • D. 03 20 hours

Verified working — step 1

Trace each town along its own meridian CURVE before reading longitudes - labels sit beside the curves they name, and two dots can look close while lying on different meridians.

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

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