1. The particle vibrates on heating due to
1) Kinetic energy
2) Potential energy
3) Electrical energy
4) Mechanical energy
2.
The force of attraction between the particles is called
1) Ionic force
2) Intermolecular force
3) Vanderwaals force
4) Adhecive force
3.
Particles move randomly in
1) Nitrogen
2) Water
3) Sugar
4) Ice
4.
Kinetic energy of molecules is directly proportional to
1) Temperature
2) Pressure
3) Atmospheric pressure
4) Both (1) & (
2)
5.
The smell of perfume gradually spreads across room due to
1) Sublimation
2) Evaporation
3) Diffusion
4) Attraction
Fill in the blanks
6.
The substance which occupies space and has mass is called ________
7.
The space among the particles of matter decreases with the increase in __________
8.
Matter is made up of _______
9.
Solid , liquid and Gas are the three states of ________
10.
The forces of attraction between the particles are ________ in solids , ______ in
gases
of 2
CHAPTER
–
1
MATTER IN OUR SURROUNDINGS
MODULE
-
1
CLASS 9
1.
The particle vibrates on heating due to
1) Kinetic energy
2) Potential energy
3) Electrical energy
4) Mechanical energy
2.
The force of attraction between the particles is called
1) Ionic force
2) Intermolecular force
3) Vanderwaals force
4) Adhecive force
3.
Particles move randomly in
1) Nitrogen
2) Water
3) Sugar
4) Ice
4.
Kinetic energy of molecules is directly proportional to
1) Temperature
2) Pressure
3) Atmospheric pressure
4) Both (1) & (
2)
5.
The smell of perfume gradually spreads across room due to
1) Sublimation
2) Evaporation
3) Diffusion
4) Attraction
Fill in the blanks
6.
The substance which occupies space and has mass is called ________
7.
The space among the particles of matter decreases with the increase in __________
8.
Matter is made up of _______
9.
Solid , liquid and Gas are the three states of ________
10.
The forces of attraction between the particles are ________ in solids , ______ in
gases
Answers
Answered by
0
Answer:
Sorry I am in class 7
Please mark me as brainly
Answered by
1
Answer:
1) kinetic energy
2) intermolecular force
3)water
4) temperature
5) diffusion
6) matter
7) intermolecular force
8) tiny particles called atoms and molecules
9) matter
10) maximum , minimum
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