Physics Class 10 Chapter 11: Thermal Expansion and Change of State

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• Class 10
• Physics
• Unit 11
• Book pages 45-74
• FBISE SSC-II

Chapter summary

Chapter 11 of Physics for Class 10 is called "Thermal Expansion and Change of State". It covers 15 learning outcomes of the Federal Board syllabus. You will learn to: use the terms for the changes in state between solids, liquids and gasses; explain thermal expansion in terms of kinetic theory for solids, liquids and gasses.. Parhayi.com has 193 MCQs, 41 short questions and 17 long questions for this chapter.

Topics in this chapter

• Use the terms for the changes in state between solids, liquids and gasses
• Explain thermal expansion in terms of kinetic theory for solids, liquids and gasses.
• Analyze the applications and consequences of thermal expansion in real life.
• Analyze melting, solidification, boiling and condensation in terms of energy transfer…
• State the melting and boiling temperatures for water at standard atmospheric pressure.
• Describe qualitatively the thermal expansion of solids
• Explain the thermal expansion of liquids
• Analyze the pressure and the changes in pressure of a gas in terms of particles.
• Differentiate between boiling and evaporation.
• Describe evaporation in terms of particles
• Analyze how temperature, humidity, surface area and air movement over a surface affect…
• Explain how evaporation causes cooling.
• Describe the use of cooling caused by evaporation in the refrigeration process without…
• Explain latent heat
• Mixed topics

Sample questions

Try these questions from the chapter. The answers are for Premium students.

1. Why do dew-drops form on leaves and grass in a spring morning? (3 marks)
2. Heat required to change 15 kg of ice into water at its melting point. (L_f = 3.3 × 10⁵ J kg⁻¹) (3 marks)
3. Explain how gas pressure arises and why it increases when the temperature is raised. (3 marks)

What Premium gives you in this chapter

• 193 MCQs with answers and explanations
• 41 short questions with full answers
• 17 long questions with answers
• 11 Learn cards
• 29 Activities and games
• chapter tests that show your weak topics

Physics explains how the world works, from motion and forces to heat, light and magnets. Learn each idea in simple steps, check the units, and practise numericals every day.