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Why do we see water droplets on the outer surface of a glass containing ice cold water?
a) water vapour present in air
b) loses energy
c) liquid state
D) all of these?
a) water vapour present in air
b) loses energy
c) liquid state
D) all of these?
Most Upvoted Answer
Why do we see water droplets on the outer surface of a glass containin...
Understanding Water Droplets on a Cold Glass
When a glass containing ice-cold water is exposed to the warmer air, we observe the formation of water droplets on its outer surface. This phenomenon can be explained through several scientific principles.
Water Vapour Present in Air
- The air around us contains water vapour, which is the gaseous state of water.
- When the warm air contacts the cold surface of the glass, the air temperature near the glass drops.
Loses Energy
- As the air cools, the water vapour loses energy.
- This energy loss causes the water vapour to condense into tiny liquid water droplets.
- This process is known as condensation, where gas turns into liquid.
Liquid State
- The water droplets we see are in the liquid state, resulting from the condensation of water vapour.
- This is why the surface of the glass appears wet; it is covered in these droplets.
Conclusion: All Factors Contribute
- Therefore, the formation of water droplets on the glass is primarily due to the presence of water vapour in the air, the cooling of that air, and the resulting condensation into a liquid state.
- So the correct answer to the question is D) all of these. Each factor plays a crucial role in this common occurrence.
This simple yet fascinating process highlights the interplay between temperature, moisture, and states of matter.
When a glass containing ice-cold water is exposed to the warmer air, we observe the formation of water droplets on its outer surface. This phenomenon can be explained through several scientific principles.
Water Vapour Present in Air
- The air around us contains water vapour, which is the gaseous state of water.
- When the warm air contacts the cold surface of the glass, the air temperature near the glass drops.
Loses Energy
- As the air cools, the water vapour loses energy.
- This energy loss causes the water vapour to condense into tiny liquid water droplets.
- This process is known as condensation, where gas turns into liquid.
Liquid State
- The water droplets we see are in the liquid state, resulting from the condensation of water vapour.
- This is why the surface of the glass appears wet; it is covered in these droplets.
Conclusion: All Factors Contribute
- Therefore, the formation of water droplets on the glass is primarily due to the presence of water vapour in the air, the cooling of that air, and the resulting condensation into a liquid state.
- So the correct answer to the question is D) all of these. Each factor plays a crucial role in this common occurrence.
This simple yet fascinating process highlights the interplay between temperature, moisture, and states of matter.
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Why do we see water droplets on the outer surface of a glass containing ice cold water?a) water vapour present in airb) loses energyc) liquid stateD) all of these?
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Why do we see water droplets on the outer surface of a glass containing ice cold water?a) water vapour present in airb) loses energyc) liquid stateD) all of these? for Class 9 2024 is part of Class 9 preparation. The Question and answers have been prepared according to the Class 9 exam syllabus. Information about Why do we see water droplets on the outer surface of a glass containing ice cold water?a) water vapour present in airb) loses energyc) liquid stateD) all of these? covers all topics & solutions for Class 9 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Why do we see water droplets on the outer surface of a glass containing ice cold water?a) water vapour present in airb) loses energyc) liquid stateD) all of these?.
Why do we see water droplets on the outer surface of a glass containing ice cold water?a) water vapour present in airb) loses energyc) liquid stateD) all of these? for Class 9 2024 is part of Class 9 preparation. The Question and answers have been prepared according to the Class 9 exam syllabus. Information about Why do we see water droplets on the outer surface of a glass containing ice cold water?a) water vapour present in airb) loses energyc) liquid stateD) all of these? covers all topics & solutions for Class 9 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Why do we see water droplets on the outer surface of a glass containing ice cold water?a) water vapour present in airb) loses energyc) liquid stateD) all of these?.
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