Chapter 1: Matter in Our Surrounding (Practice questions)

Fun Quiz on Matter!

🌟 Fun Quiz on Matter! 🌟

Test your knowledge! Select an answer and click "Submit Answer" to see if you're right. ✅

1. What is matter?

(a) Anything that has mass but does not occupy space
(b) Anything that occupies space but has no mass
(c) Anything that has mass and occupies space
(d) None of the above

2. Which of the following is NOT matter?

(a) Air
(b) Light
(c) Water
(d) Sand

3. How many basic elements make up matter according to ancient Indian philosophers?

(a) Three
(b) Five
(c) Four
(d) Six

4. What is the modern classification of matter based on?

(a) Physical properties and chemical nature
(b) Taste and color
(c) Weight and density
(d) Origin and location

5. Assertion: Matter has mass and occupies space.
Reason: Everything that occupies space must have mass.

(a) Both assertion and reason are correct, and reason explains the assertion.
(b) Both assertion and reason are correct, but reason does not explain the assertion.
(c) Assertion is correct, but reason is incorrect.
(d) Assertion is incorrect, but reason is correct.

6. Assertion: Water is a liquid.
Reason: All liquids are transparent in nature.

7. Assertion: Matter is made up of particles.
Reason: Particles in matter are always in motion.

8. Assertion: Water has a high boiling point.
Reason: Water has strong intermolecular forces of attraction between its molecules.

9. In the activity, when salt is dissolved in water, what happens to the water level?

(a) The water level increases.
(b) The water level stays the same.
(c) The water level decreases.
(d) Water evaporates.

10. What does the activity with salt and water suggest about the nature of matter?

(a) Matter is continuous like a block of wood.
(b) Matter is made up of tiny particles that spread throughout the space available.
(c) Matter does not change form.
(d) None of the above.

11. Assertion: Matter is made up of particles.
Reason: Particles of matter are very small and they are always in motion.

12. When sugar dissolves in water, why does it seem to disappear?

(a) It reacts with water and disappears completely.
(b) Sugar dissolves and spreads out between water particles, becoming invisible.
(c) Sugar evaporates.
(d) Water disappears.

13. Assertion: Matter consists of particles that are constantly in motion.
Reason: The motion of particles in matter is responsible for the physical properties of matter such as shape and volume.

14. What is the SI unit of mass?

(a) Gram (g)
(b) Kilogram (kg)
(c) Tonne (t)
(d) Pound (lbs)

15. What is the SI unit of volume?

(a) Litre (L)
(b) Cubic metre (m³)
(c) Cubic centimetre (cm³)
(d) Decimetre (dm)

16. How many millilitres (mL) are in 1 litre (L)?

(a) 100 mL
(b) 500 mL
(c) 1000 mL
(d) 10 mL

17. If 1 L = 1 dm³, how many litres are in 10 dm³?

(a) 10 L
(b) 100 L
(c) 1000 L
(d) 1 L

18. 1 millilitre (mL) is equal to how many cubic centimetres (cm³)?

(a) 1 mL = 1 cm³
(b) 1 mL = 100 cm³
(c) 1 mL = 0.1 cm³
(d) 1 mL = 10 cm³

19. After performing the dilution experiment with potassium permanganate, what can we conclude about the size of particles of matter?

(a) The particles are large and can be seen with the naked eye.
(b) The particles are small and can spread across a large volume of water.
(c) The particles are too large to spread out in water.
(d) The particles do not mix with water.

20. What is the reason behind the ability of the smell of Dettol to be detected even after multiple dilutions?

(a) The particles of Dettol are very large.
(b) The particles of Dettol are very small and can spread over a large area.
(c) The smell of Dettol does not change when diluted.
(d) The smell of Dettol disappears when diluted.

21. What does the repeated dilution of a substance like potassium permanganate suggest about the size of its particles?

(a) The particles are very large and do not spread.
(b) The particles are very small and continue to spread even after dilution.
(c) The particles are so small they cannot be seen.
(d) The particles do not dissolve in water at all.

22. Which of the following statements is true about the particles of matter based on the experiment with potassium permanganate and Dettol?

(a) Particles of matter are large and visible to the naked eye.
(b) Particles of matter are small and can spread across large volumes, remaining detectable even with repeated dilution.
(c) Particles of matter do not mix or dissolve in liquids.
(d) Particles of matter do not have any effect on the properties of a substance.

23. What does the fact that particles of sugar, salt, and Dettol get evenly distributed in water suggest about the particles of matter?

(a) Particles of matter do not mix with each other.
(b) There is space between the particles of matter.
(c) Particles of matter are too large to mix in water.
(d) Particles of matter cannot dissolve in liquids.

24. When you make tea, coffee, or lemonade, what happens to the particles of the substances added?

(a) The particles stay in separate layers.
(b) The particles mix together, with one set of particles occupying the spaces between the other set.
(c) The particles dissolve completely and become invisible.
(d) The particles do not mix and form clumps.

25. What does the ability of particles of matter to mix in liquids like water and tea suggest about the nature of matter?

(a) Matter is made of large, solid chunks.
(b) Matter is made up of very small particles with space between them.
(c) Matter is made of invisible particles that cannot mix.
(d) Matter is made of particles that do not dissolve in liquids.

26. The fact that tea or lemonade tastes sweet when sugar is added suggests what about the particles of sugar?

(a) The particles of sugar are large and do not dissolve.
(b) The particles of sugar dissolve and spread throughout the liquid, filling the spaces between other particles.
(c) The sugar particles stay separate and do not mix with the water.
(d) The sugar particles remain in solid form and are not affected by the liquid.

27. Assertion: There is space between the particles of matter.
Reason: The particles of matter mix and dissolve in liquids because they can fit into the spaces between the particles of the liquid.

(a) Both Assertion and Reason are correct, and Reason is the correct explanation for Assertion.
(b) Both Assertion and Reason are correct, but Reason is not the correct explanation for Assertion.
(c) Assertion is correct, but Reason is incorrect.
(d) Assertion is incorrect, but Reason is correct.

28. Assertion: Tea and coffee taste sweet when sugar is added.
Reason: Sugar dissolves in tea or coffee and spreads through the liquid, filling the spaces between liquid particles.

29. Assertion: Particles of matter are small and have space between them.
Reason: Particles of matter do not mix with each other.

30. Assertion: Water can dissolve many substances like salt and sugar.
Reason: Water molecules have space between them, which allows other particles to fit in.

31. Assertion: Particles of matter are continuously moving.
Reason: As temperature increases, the movement of particles increases because their kinetic energy increases.

32. Assertion: When a crystal of copper sulfate is dropped in hot water, it dissolves faster than in cold water.
Reason: Heat increases the kinetic energy of the particles, leading to faster movement and quicker dissolution.

33. Assertion: The rate of diffusion increases with temperature.
Reason: Higher temperature leads to higher kinetic energy, causing particles to move faster and spread more quickly.

34. Assertion: When ink is dropped into water, it spreads over time.
Reason: The particles of ink move into the spaces between the particles of water due to diffusion.

35. What is the SI unit of mass?

(a) Gram
(b) Kilogram
(c) Meter
(d) Litre

36. Assertion: Particles of matter attract each other.
Reason: The force of attraction between particles keeps them together.

37. Match the following:

Column A
1. Ice
2. Water
3. Air
4. Iron

Column B
A. Particles are loosely packed
B. Particles are tightly packed
C. Particles are in a fixed position
D. Particles move freely

(a) 1-B, 2-A, 3-D, 4-B
(b) 1-C, 2-D, 3-B, 4-A
(c) 1-A, 2-B, 3-D, 4-C
(d) 1-B, 2-C, 3-A, 4-D

38. Which of the following is true about the process of diffusion?

(a) Diffusion only occurs in solids.
(b) Diffusion occurs faster in cooler temperatures.
(c) Diffusion happens because particles are constantly moving.
(d) Diffusion only happens in liquids.

39. Which of the following is a characteristic of solids?

(a) Solids have a definite shape, distinct boundaries, and fixed volume.
(b) Solids have a tendency to diffuse into each other.
(c) Solids are easily compressible.
(d) Solids do not maintain their shape when subjected to force.

40. Assertion: A rubber band changes shape on stretching but returns to its original shape when the force is removed.
Reason: Solids are always rigid and do not change their shape.

41. Match the following:

Column A
1. Sugar
2. Rubber Band
3. Sponge
4. Iron

Column B
A. Can change shape on stretching
B. Maintains a fixed shape and volume
C. Compressible due to trapped air
D. Cannot be compressed easily

(a) 1-B, 2-A, 3-C, 4-D
(b) 1-D, 2-C, 3-B, 4-A
(c) 1-A, 2-B, 3-D, 4-C
(d) 1-C, 2-D, 3-A, 4-B

42. Which of the following is true about solids?

(a) Solids can be compressed easily.
(b) Solids have negligible compressibility.
(c) Solids can diffuse into each other easily.
(d) Solids maintain their shape only under certain conditions.

43. Which of the following is true for liquids?

(a) Liquids have a fixed shape but not a fixed volume.
(b) Liquids have no fixed shape and can flow easily.
(c) Liquids are rigid and do not change shape.
(d) Liquids have a fixed volume but no definite shape.

44. Assertion: Liquids can diffuse into each other.
Reason: The particles of liquids move freely and have more space between them than solids.

45. Match the following:

Column A
1. Milk
2. Water
3. Juice
4. Oil

Column B
A. Can change shape but not volume
B. Has a definite shape
C. Takes the shape of the container
D. Cannot diffuse into solids easily

(a) 1-A, 2-C, 3-C, 4-A
(b) 1-C, 2-A, 3-B, 4-D
(c) 1-B, 2-C, 3-D, 4-A
(d) 1-C, 2-C, 3-C, 4-C

46. Why do liquids diffuse faster than solids?

(a) Liquids have smaller particles than solids.
(b) Liquids have more space between particles than solids.
(c) Liquids are more rigid than solids.
(d) Liquids cannot diffuse into solids.

47. Why are gases highly compressible compared to solids and liquids?

(a) Gases have very small particles compared to solids and liquids.
(b) The particles in gases are very far apart compared to solids and liquids.
(c) Gases have strong intermolecular forces compared to liquids and solids.
(d) Gases have larger molecules than liquids and solids.

48. Assertion: Gases diffuse very fast into other gases.
Reason: The particles of gases move randomly and have large spaces between them.

49. Match the following:

Column A
1. Liquefied Petroleum Gas (LPG)
2. Oxygen in a hospital
3. Air in a balloon
4. Diffusion of gas particles

Column B
A. Gas stored in a compressed form
B. Fast diffusion due to high speed of particles
C. Used for cooking purposes
D. Helps with breathing and is stored in cylinders

(a) 1-A, 2-D, 3-C, 4-B
(b) 1-C, 2-A, 3-D, 4-B
(c) 1-A, 2-B, 3-C, 4-D
(d) 1-B, 2-C, 3-A, 4-D

50. What causes the pressure exerted by a gas on the walls of its container?

(a) The force exerted by the gas particles on the container walls due to their random motion.
(b) The attraction between gas particles and container walls.
(c) The volume of gas inside the container.
(d) The temperature of the gas.

51. Water can exist in three states. Which of the following is the correct state transition for water?

(a) Solid → Liquid → Gas
(b) Gas → Solid → Liquid
(c) Liquid → Gas → Solid
(d) Gas → Liquid → Solid

🌟 Effect of Temperature and Change of State Quiz! 🌟

Let's test your knowledge about how temperature affects the change of state and sublimation! Select an answer and click "Submit Answer" to see if you're correct. ✅

52. Assertion: During the change of state, the temperature of the substance remains constant at the melting or boiling point.
Reason: The heat energy is used to break the bonds between particles during phase change, not to increase the temperature.

53. Match the following states of water with their descriptions:

Column A
1. Ice
2. Water
3. Steam
4. Water vapour

Column B
A. A gas at room temperature
B. A liquid at room temperature
C. A solid below 0°C
D. A gaseous form of water produced by boiling

(a) 1-C, 2-B, 3-D, 4-A
(b) 1-D, 2-B, 3-A, 4-C
(c) 1-A, 2-C, 3-B, 4-D
(d) 1-C, 2-A, 3-B, 4-D

54. What happens to the particles of matter when heat is applied during a phase change?

(a) The particles start moving slower.
(b) The particles gain enough energy to overcome the intermolecular forces.
(c) The particles get closer together.
(d) The particles become solid and do not move.

55. What happens to the temperature of ice when it melts?

(a) The temperature increases.
(b) The temperature remains constant during melting.
(c) The temperature decreases during melting.
(d) The temperature fluctuates during melting.

56. Assertion: During the process of melting, the temperature of the substance does not change.
Reason: Heat energy is used to break the forces of attraction between particles, not to increase temperature.

57. Match the following process with the correct term:

Column A
1. Solid to Liquid
2. Liquid to Gas
3. Gas to Solid
4. Solid to Gas

Column B
A. Sublimation
B. Melting
C. Boiling
D. Deposition

(a) 1-B, 2-C, 3-D, 4-A
(b) 1-A, 2-B, 3-D, 4-C
(c) 1-B, 2-D, 3-A, 4-C
(d) 1-A, 2-C, 3-B, 4-D

58. What is the latent heat of vaporisation?

(a) Heat energy required to increase the temperature of a liquid.
(b) Heat energy required to change a liquid into gas at its boiling point without changing its temperature.
(c) Heat energy required to melt a solid into a liquid.
(d) Heat energy required to cool a gas into a liquid.

59. Which of the following best describes the latent heat of fusion?

(a) Heat energy required to convert a solid into gas.
(b) Heat energy required to convert a liquid into solid.
(c) Heat energy required to convert a solid into liquid at its melting point.
(d) Heat energy required to increase the temperature of a solid.

60. Assertion: Sublimation is the process where a solid directly changes into gas.
Reason: In sublimation, heat energy is absorbed by the solid without a change in temperature.

61. Match the following processes with their respective types:

Column A
1. Ice melting
2. Water boiling
3. Dry ice to gas
4. Gas to solid

Column B
A. Sublimation
B. Vaporization
C. Deposition
D. Fusion

(a) 1-D, 2-B, 3-A, 4-C
(b) 1-A, 2-C, 3-D, 4-B
(c) 1-B, 2-A, 3-D, 4-C
(d) 1-D, 2-A, 3-C, 4-B

62. What happens to the particles of a substance as its temperature increases?

(a) They move slower and become more tightly packed.
(b) They move faster and spread farther apart.
(c) They stay the same, with no change in their movement.
(d) They lose all their energy and stop moving.

63. Assertion: The process of boiling is a bulk phenomenon.
Reason: During boiling, the entire liquid changes into gas at once, not just the surface.

🌟 Temperature Conversion Quiz! 🌟

Let's test your knowledge on converting temperatures between Celsius and Kelvin! Select an answer and click "Submit Answer" to see if you're correct. ✅

64. What is the temperature of 25°C in Kelvin?

(a) 298 K
(b) 273 K
(c) 298.15 K
(d) 273.15 K

65. Assertion: 0°C is equivalent to 273 K.
Reason: To convert a temperature on the Celsius scale to the Kelvin scale, 273 must be added.

66. Match the following temperature conversions:

Column A
1. 100°C
2. 0°C
3. -10°C
4. 0 C

Column B
A. 273 K
B. 373 K
C. 263 K
D. 273.15 K

(a) 1-B, 2-D, 3-C, 4-A
(b) 1-A, 2-B, 3-D, 4-C
(c) 1-D, 2-A, 3-B, 4-C
(d) 1-B, 2-C, 3-D, 4-A

67. What is the correct formula for converting Celsius to Kelvin?

(a) Kelvin = Celsius + 273
(b) Kelvin = Celsius - 273
(c) Kelvin = Celsius × 273
(d) Kelvin = Celsius ÷ 273

68. Assertion: To convert 0°C to Kelvin, we add 273.
Reason: The absolute zero temperature is 0 K, and this is the lowest possible temperature.

🌟 Pressure and State of Matter Quiz! 🌟

Let's test your knowledge on how pressure and temperature affect the state of matter! Select an answer and click "Submit Answer" to see if you're correct. ✅

69. What happens to the particles of a gas when pressure is applied to it?

(a) The particles move farther apart.
(b) The particles remain at the same distance.
(c) The particles come closer together.
(d) The particles stop moving.

70. Assertion: Solid carbon dioxide (dry ice) can sublimate directly to gas when pressure is decreased.
Reason: Dry ice is stored under high pressure and sublimes at normal atmospheric pressure.

71. Match the following with respect to the effect of pressure and temperature on state of matter:

Column A
1. Increase in pressure on a gas
2. Decrease in temperature of a gas
3. Solid CO₂ (dry ice)
4. Increase in temperature of a liquid

Column B
A. Sublimation to gas
B. Liquefaction of gas
C. Solidification of gas
D. Boiling of liquid

(a) 1-B, 2-C, 3-A, 4-D
(b) 1-C, 2-B, 3-D, 4-A
(c) 1-B, 2-A, 3-C, 4-D
(d) 1-A, 2-B, 3-D, 4-C

72. What happens to a gas when its pressure is decreased?

(a) It becomes a solid.
(b) It becomes a liquid.
(c) It expands and may turn into a gas.
(d) It remains unchanged.

73. Assertion: Applying pressure on a gas can convert it into a liquid.
Reason: Gases can be liquefied by increasing the pressure and decreasing the temperature.

🌟 Atmospheric Pressure and Units of Pressure Quiz! 🌟

Let's test your knowledge about pressure units and atmospheric pressure! Select an answer and click "Submit Answer" to see if you're correct. ✅

74. What is the SI unit of pressure?

(a) Newton per square meter (N/m²)
(b) Atmosphere (atm)
(c) Pascal (Pa)
(d) Kilogram per cubic meter (kg/m³)

75. Assertion: 1 atmosphere is equal to 1.01 × 10⁵ Pascal.
Reason: Atmospheric pressure at sea level is defined as 1 atmosphere.

76. Match the following units of pressure with their corresponding value:

Column A
1. 1 atmosphere
2. 1 Pascal
3. 1 bar
4. Atmospheric pressure at sea level

Column B
A. 1.01 × 10⁵ Pa
B. 100,000 Pa
C. 1 Pa
D. 1 atm

(a) 1-A, 2-C, 3-B, 4-D
(b) 1-B, 2-D, 3-C, 4-A
(c) 1-C, 2-A, 3-D, 4-B
(d) 1-D, 2-B, 3-A, 4-C

77. What is atmospheric pressure at sea level?

(a) 1 Pascal
(b) 1 atmosphere
(c) 100 Pascals
(d) 1 bar

78. Assertion: The unit of pressure, Pascal, is commonly used in scientific measurements.
Reason: Pascal is the SI unit of pressure and is used universally in various fields like meteorology and engineering.

🌟 Evaporation and Change of State Quiz! 🌟

Let's test your understanding of the evaporation process and related concepts! Select an answer and click "Submit Answer" to see if you're correct. ✅

79. What is evaporation?

(a) Change of a liquid into gas at its boiling point.
(b) Change of a liquid into gas at any temperature below its boiling point.
(c) Change of a gas into liquid.
(d) Change of solid into liquid.

80. Assertion: Evaporation occurs at the surface of a liquid.
Reason: Only the particles at the surface of the liquid can escape and change into vapour.

81. Match the following evaporation-related concepts:

Column A
1. Wet clothes drying up
2. Water left uncovered in a container
3. High kinetic energy particles
4. Evaporation below boiling point

Column B
A. Water evaporates into the atmosphere
B. Water molecules at the surface escape
C. Water molecules escape from the surface at any temperature
D. Wet clothes lose water due to evaporation

(a) 1-D, 2-A, 3-B, 4-C
(b) 1-A, 2-D, 3-C, 4-B
(c) 1-B, 2-C, 3-D, 4-A
(d) 1-D, 2-C, 3-A, 4-B

82. Which of the following factors increases the rate of evaporation?

(a) Lower temperature
(b) Higher humidity
(c) Greater surface area
(d) Presence of wind

83. Assertion: Wet clothes dry faster on a windy day.
Reason: Wind removes the water vapour, allowing more water from the clothes to evaporate.

🌟 Factors Affecting Evaporation Quiz! 🌟

Test your understanding of the factors that affect evaporation. Select your answer and click "Submit Answer" to check if you're correct! ✅

84. Which factor increases the rate of evaporation?

(a) Decrease in temperature
(b) Decrease in surface area
(c) Increase in humidity
(d) Increase in surface area

85. Assertion: Evaporation occurs faster at higher temperatures.
Reason: At higher temperatures, particles have more kinetic energy and can escape the liquid surface more easily.

86. Match the following factors with their effect on evaporation:

Column A
1. Increased surface area
2. Increased temperature
3. Increased humidity
4. Increased wind speed

Column B
A. Decreases the rate of evaporation
B. Increases the rate of evaporation
C. Increases the rate of evaporation
D. Increases the rate of evaporation

(a) 1-B, 2-C, 3-A, 4-D
(b) 1-A, 2-B, 3-D, 4-C
(c) 1-C, 2-D, 3-B, 4-A
(d) 1-D, 2-B, 3-A, 4-C

87. How does humidity affect the rate of evaporation?

(a) Increased humidity decreases the rate of evaporation.
(b) Increased humidity increases the rate of evaporation.
(c) Humidity has no effect on evaporation.
(d) Decreased humidity decreases the rate of evaporation.

88. Assertion: Wet clothes dry faster on a windy day.
Reason: Wind removes the water vapour from the surface, allowing more water from the clothes to evaporate.

🌟 Evaporation and Cooling Quiz! 🌟

Test your understanding of how evaporation causes cooling. Select your answer and click "Submit Answer" to check if you're correct! ✅

89. How does evaporation cause cooling?

(a) The surrounding absorbs energy during evaporation.
(b) The particles of the liquid lose energy to the surroundings.
(c) The liquid absorbs energy from the surroundings, making the surroundings cooler.
(d) The evaporation process produces heat, increasing the temperature.

90. Assertion: When acetone is poured on the palm, the palm feels cool.
Reason: Acetone evaporates quickly, absorbing energy from the palm, causing a cooling effect.

91. Match the following examples with their cooling effects due to evaporation:

Column A
1. Sweating
2. Sprinkling water on the roof
3. Pouring acetone on the skin
4. Water droplets on a cold glass

Column B
A. Cooling due to evaporation
B. Cooling due to condensation
C. Cooling due to energy absorption
D. Cooling due to energy release

(a) 1-A, 2-C, 3-D, 4-B
(b) 1-C, 2-B, 3-A, 4-D
(c) 1-A, 2-B, 3-C, 4-D
(d) 1-D, 2-A, 3-C, 4-B

92. Why do we feel cool after sweating in hot weather?

(a) Because sweat is absorbed by the body.
(b) Because the body loses heat during evaporation of sweat.
(c) Because sweat evaporates without absorbing any energy.
(d) Because the evaporation of sweat increases the temperature of the body.

93. Assertion: Cotton clothes are preferred in summer.
Reason: Cotton absorbs sweat and allows it to evaporate, which cools the body.

🌟 States of Matter Quiz! 🌟

Test your knowledge about Plasma and Bose-Einstein Condensate. Select your answer and click "Submit Answer" to check if you're correct! ✅

94. Plasma is a state of matter that consists of:

(a) Low-energy, neutral particles
(b) Super energetic and ionized gases
(c) Solid particles in a liquid state
(d) Liquids at high temperature

95. Assertion: Plasma is created in stars due to high temperature.
Reason: The extremely high temperature causes gases to ionize and form plasma.

96. Match the following examples with their corresponding states of matter:

Column A
1. Neon sign bulb
2. Sun
3. Bose-Einstein Condensate
4. Plasma

Column B
A. Gas ionized at high energy
B. Extremely low-density gas at super low temperature
C. Glowing due to ionized gas
D. State of matter with super energetic particles

(a) 1-A, 2-D, 3-B, 4-C
(b) 1-C, 2-D, 3-B, 4-A
(c) 1-D, 2-C, 3-A, 4-B
(d) 1-B, 2-A, 3-C, 4-D

97. What is a characteristic of Bose-Einstein Condensate?

(a) It forms at high temperatures.
(b) It is a super energetic state of matter.
(c) It forms by cooling a gas to extremely low temperatures.
(d) It is found only in stars.

98. Assertion: Bose-Einstein Condensate was first created in the laboratory in 2001.
Reason: The creation of Bose-Einstein Condensate earned scientists the Nobel Prize in Physics.

99. Which of the following is a natural source of Plasma?

(a) Sun
(b) Waterfall
(c) Liquid nitrogen
(d) Ice cube

100. Assertion: Plasma is created in stars due to high energy and temperature.
Reason: The ionization of gases at high temperatures produces plasma, making stars luminous.

Chapter 1: Matter in Our Surrounding (Practice questions)

🌟 Fun Quiz on Matter! 🌟

🌟 Effect of Temperature and Change of State Quiz! 🌟

🌟 Temperature Conversion Quiz! 🌟

🌟 Pressure and State of Matter Quiz! 🌟

🌟 Atmospheric Pressure and Units of Pressure Quiz! 🌟

🌟 Evaporation and Change of State Quiz! 🌟

🌟 Factors Affecting Evaporation Quiz! 🌟

🌟 Evaporation and Cooling Quiz! 🌟

🌟 States of Matter Quiz! 🌟

Ranjan Das

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Practice Questions:: Chapter 5: Periodic Classification of Elements

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Chapter 1: Matter in Our Surrounding (Practice questions)

🌟 Fun Quiz on Matter! 🌟

🌟 Effect of Temperature and Change of State Quiz! 🌟

🌟 Temperature Conversion Quiz! 🌟

🌟 Pressure and State of Matter Quiz! 🌟

🌟 Atmospheric Pressure and Units of Pressure Quiz! 🌟

🌟 Evaporation and Change of State Quiz! 🌟

🌟 Factors Affecting Evaporation Quiz! 🌟

🌟 Evaporation and Cooling Quiz! 🌟

🌟 States of Matter Quiz! 🌟

Ranjan Das

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Post a Comment

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