Question
If we didn’t have clocks or calendars, how else could we measure time?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

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A
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B
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$(i)$
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Gold
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$(a)$
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Thermometers
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$(ii)$
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Iron
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$(b)$
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Electric wire
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$(iii)$
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Aluminium
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$(c)$
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Wrapping food
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$(iv)$
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Carbon
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$(d)$
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Jewellery
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$(v)$
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Copper
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$(e)$
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Machinery
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$(vi)$
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Mercury
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$(f)$
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Fuel
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