Class 3 Exam > Class 3 Questions > While boiling water at 100°C, what you will ...
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While boiling water at 100°C, what you will observe
- a)Water will turn into ice
- b)Water remains the same
- c)Water will evaporate and form vapours
- d)None of these
Correct answer is option 'C'. Can you explain this answer?
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While boiling water at 100°C, what you will observea)Water will turn ...
Understanding Boiling Water at 100°C
When water reaches its boiling point of 100°C, a fascinating transformation occurs. Here's what happens:
What Happens to Water?
- Heating Process: As water is heated, its temperature rises until it reaches 100°C.
- Phase Change: At this temperature, water molecules gain enough energy to overcome the forces holding them together in a liquid state.
Evaporation and Vapor Formation
- Evaporation: Instead of turning into ice (which would require freezing), the water begins to evaporate.
- Formation of Vapors: The transformation from liquid to gas creates steam or water vapor, which is visible above the boiling water.
Why Not the Other Options?
- Option A (Ice Formation): Water cannot turn into ice at 100°C because ice forms at temperatures below 0°C.
- Option B (Water Remains the Same): The water does not remain the same; it is actively changing state from liquid to gas.
- Option D (None of These): Since option C accurately describes the process, option D is incorrect.
Conclusion
In summary, when water boils at 100°C, it evaporates and forms vapor. This process is a fundamental aspect of thermodynamics and illustrates the behavior of substances at different temperatures. Understanding this concept helps us grasp how heat affects matter in our daily lives.
When water reaches its boiling point of 100°C, a fascinating transformation occurs. Here's what happens:
What Happens to Water?
- Heating Process: As water is heated, its temperature rises until it reaches 100°C.
- Phase Change: At this temperature, water molecules gain enough energy to overcome the forces holding them together in a liquid state.
Evaporation and Vapor Formation
- Evaporation: Instead of turning into ice (which would require freezing), the water begins to evaporate.
- Formation of Vapors: The transformation from liquid to gas creates steam or water vapor, which is visible above the boiling water.
Why Not the Other Options?
- Option A (Ice Formation): Water cannot turn into ice at 100°C because ice forms at temperatures below 0°C.
- Option B (Water Remains the Same): The water does not remain the same; it is actively changing state from liquid to gas.
- Option D (None of These): Since option C accurately describes the process, option D is incorrect.
Conclusion
In summary, when water boils at 100°C, it evaporates and forms vapor. This process is a fundamental aspect of thermodynamics and illustrates the behavior of substances at different temperatures. Understanding this concept helps us grasp how heat affects matter in our daily lives.
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While boiling water at 100°C, what you will observea)Water will turn ...
The boiling point of water is 100o C.
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