Get the complete Chapter 7 Solved Exercise of Thermal Properties of Matter for Class 9th. Perfect for All Punjab Boards, this guide includes MCQs, short and long questions with detailed explanations. MCQs on Temperature and Heat Q1: How do the molecules in a solid behave? Statement: Molecules in a solidOptions:(a) Move randomly(b) Vibrate about their … Continue reading Chapter 7: Solved Exercise – Thermal Properties of Matter | Class 9th