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Class 9 Science Chapter 1 Matter In Our Surroundings Quiz 4 (25 MCQs)

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1. The state of matter which consists of super energeticparticles in the form of ionized gases is called
2. The evaporation of a liquid can be best carried outin a
3. The process in which solid changes into vapours directly without becoming liquid is called
4. One of them is the fourth state of matter?
5. Melting point of ice is
6. Intermolecular force of attraction is maximum in
7. Which of the following is not a solid?
8. The substances which occupy some space and having some mass called
9. A matter has .....
10. At what temperature liquid water and steam co-exist?
11. When a gas jar full of air is placed upside down on a gas jar full of bromine vapours, the red-brown vapours of bromine from the lower jar go upward into the jar containing air. In this experiment:
12. Idu-Mishmi dancers are from which part of India?
13. 40 degree celsius is equal to
14. The fifth state of matter is given by?
15. Non reacting gases have a tendency to mix with each other. This phenomenon is known as
16. The phenomenon of change of liquid to vapour at any temperature below it's boiling point is termed as-
17. What happens to the particles of a substance when it is heated?
18. During summer, water kept in earthen pot becomes cool due to phenomenon of
19. Which of the following does not affect rate of evaporation?
20. The melting point temperature of the solid state of a substance is 40$^\circ$C. The freezing point temperature of the liquid state of the same substance will be:
21. What do you think?matter is continuous or particulate
22. The Color of vapours formed on sublimation of iodine solid
23. Convert 118 degree celsius into kelvin unit
24. Which of these is the state of matter?
25. Intermixing of two or more matter on their own is called
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