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Edexcel IGCSE Physics 5 9p Melting Evaporation and Boiling Questions

Practise explaining melting, evaporation and boiling using particle motion, bonds, surfaces and constant-temperature graph sections.

Syllabus
First assessment 2019
Course
Physics 4PH1

Exam points

  • compare evaporation and boiling by temperature condition and whether change occurs at the surface
  • explain melting from a graph plateau using weakened bonds and changing particle arrangement

Edexcel IGCSE Physics 5 9p Melting Evaporation and Boiling Questions question 1

[Maximum number: 3]

This question is about liquid nitrogen.

Over time, the liquid nitrogen warms up and changes state from a liquid into a gas.

Describe the changes to the arrangement and motion of particles when the liquid nitrogen changes state.

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