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Measurement of Time and Motion — Science STD 7 — Question

Gujarat BoardEnglish MediumSTD 7ScienceMeasurement of Time and Motion1 Mark
MCQ
A candle clock tracks time by:
  • A
    Wax dripping
  • ✓
    Melting of wax
  • C
    Temperature
  • D
    Length of flame
✓

Answer

Correct option: B.
Melting of wax
B

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