BECE Basic Science 2023 Objective — Question 23

Question 23 of 119 from the Basic Education Certificate Examination (Junior WAEC) (BECE) Basic Science 2023 Objective paper, with the correct answer and a full explanation.

The method of heat transfer demonstrated in the diagram below is

A. conduction.
B. convection.Correct
C. evaporation.
D. radiation.
E. vaporization.

Explanation

Warm water rises and cool water replaces it at the bottom, carrying the dye of the crystal. This is convection.

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