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2.2 Thermal properties and temperature

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Question 82

A tight metal lid on a glass jar can be difficult to unscrew. Which action would make it easier to remove the lid?

A

cooling the metal lid

B

heating the metal lid

C

heating the glass jar and cooling the metal lid

D

cooling both the glass jar and the metal lid

Markscheme

2.2 Thermal properties and temperature Questions

  1. IGCSE
  2. /Physics
  3. /2.2 Thermal properties and temperature

528 exam-style questions on CIE IGCSE Physics 2.2 Thermal properties and temperature, covering 2.2.1 Thermal expansion of solids, liquids and gases, 2.2.2a Internal energy and temperature, 2.2.2b Specific heat capacity, 2.2.3a Melting, boiling, condensation and solidification, 2.2.3b Evaporation, and 2.2.3c Cooling by evaporation. Each one has a worked solution and a mark scheme showing where the marks go.

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