Q. The SI unit of time is

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Q. Digital stopwatches usually show readings up to

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Q. On Earth, the period of a pendulum depends on its

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Q. The time taken by the simple pendulum for one complete oscillation is

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Q. To break the intermolecular bonds of molecules in order for a solid to melt, we need

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Q. The change of state from liquid to solid without a change in temperature is known as

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Q. The temperature changes occur in solid state is

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Q. Temperature changes occurs only when the substance is

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Q. For a pure substance, melting occurs at a definite temperature which is known as its

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Q. During solidification, temperature remains constant at the

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Q. A pure substance will solidify or freeze at a temperature equal to its

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Q. The freezing point of naphthalene is

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Q. During melting, temperature remains constant at the

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Q. The latent heat of fusion is absorbed in a substance

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Q. The temperature of a pure substance only changes upon heating where there is

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Q. The melting point of ice is

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Q. The reverse process of melting is termed as

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Q. The liquid wax flowing down the sides of the candle solidifies quickly as the surrounding temperature is less than

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Q. Latent heat means

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Q. The temperature changes occur in liquid state is

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