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2.2.3a Melting, boiling, condensation and solidification

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Question 187

An engineer is calibrating a liquid-in-glass thermometer to establish a Celsius (∘C^\circ\text{C}∘C) temperature scale.

Which pair of standard physical temperatures under standard atmospheric pressure should be used to define the lower and upper fixed points?

A

Lower fixed point: Temperature of freezing alcohol; Upper fixed point: Temperature of boiling alcohol

B

Lower fixed point: Temperature of pure melting ice; Upper fixed point: Temperature of steam above pure boiling water

C

Lower fixed point: Temperature of freezing mercury; Upper fixed point: Temperature of steam above pure boiling water

D

Lower fixed point: Temperature of pure melting ice; Upper fixed point: Temperature of boiling alcohol

Markscheme

2.2.3a Melting, boiling, condensation and solidification Questions

  1. IGCSE
  2. /Physics
  3. /2.2.3a Melting, boiling, condensation and solidification

313 exam-style questions on CIE IGCSE Physics 2.2.3a Melting, boiling, condensation and solidification. Each one has a worked solution and a mark scheme showing where the marks go.

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