Class 9 Science: Matter in Our Surroundings

This worksheet assesses students' understanding of the fundamental concepts related to matter, its states, and their properties.

Class 9CBSESciencemediumPractice
Preview · 10 questions
  1. Q1. Which of the following has the strongest intermolecular forces of attraction?
    • Solid
    • Liquid
    • Gas
    • Plasma
  2. Q2. The process by which a liquid changes into its gaseous state below its boiling point is called ________.
  3. Q3. At what temperature does water boil at standard atmospheric pressure?
    • 0°C
    • 373 K
    • 100 K
    • -273°C
  4. Q4. Why do gas particles exert pressure on the walls of the container?
  5. Q5. Which state of matter has a definite volume but no definite shape?
    • Solid
    • Liquid
    • Gas
    • Plasma

+ 5 more in the printable PDF.