The following are some of the materials that were provided to pupils for making a beam balance: (i) two tins of the same size (ii)...

The following are some of the materials that were provided to pupils for making a beam balance:
(i) two tins of the same size
(ii) wires
(iii) plank of wood
(iv) nails
Which one of the following materials was missing?
A. Stand.
B. Strings.
C. Scale.
D. Pins.

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The correct answer is A. Stand.

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sharon kalunda answered the question on July 29, 2019 at 12:37

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