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Contents & notes: what this topic covers
Under Change of State i. differentiate between latent heat and, the JAMB Physics syllabus expects you to study:
- 14. Change of State
- (i) latent heat;
- (ii) specific latent heats of fusion an vaporization;
- (iii) melting, evaporation and boiling;
- (iv) the influence of pressure and of d substances on boiling and melting
- (v) application in appliances.
Study notes & guidance
Study Change of State i. differentiate between latent heat and using a recommended Physics textbook that follows the JAMB syllabus. Work through the contents listed above one by one, make brief notes in your own words, and then practise as many questions on this topic as you can — in Physics, understanding and steady practice matter far more than memorising. Use the objectives below as a checklist: if you can do each one confidently, you have mastered this topic.
Objectives — candidates should be able to
After studying Change of State i. differentiate between latent heat and, you should be able to:
- Differentiate between latent heat and specific latent heats of fusion and d vaporization;
- Differentiate between melting, evaporation and boiling; issolved
- Examine the effects of pressure and of points; dissolved substance on boiling and melting points.
- Solve numerical problems.
These objectives are from the official JAMB syllabus. Use them as a checklist — if you can do each one confidently, you have mastered this topic.
Source: official JAMB UTME Physics syllabus (IBASS, jamb.gov.ng). Reproduced for study use. Last checked: 17 Sept 2026. Always confirm the current syllabus on the official portal.