Class 6 Exam > Class 6 Questions > Which separation method is commonly used to o...
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Which separation method is commonly used to obtain salt from seawater?
- a)Filtration
- b)Sedimentation
- c)Evaporation
- d)Magnetic separation
Correct answer is option 'C'. Can you explain this answer?
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Which separation method is commonly used to obtain salt from seawater?...
Evaporation involves heating seawater to convert it into vapor, leaving behind the salt.
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Which separation method is commonly used to obtain salt from seawater?...
Separation of Salt from Seawater
Seawater is a natural source of salt, primarily sodium chloride, along with other minerals. The method used to separate salt from seawater is evaporation.
Why Evaporation?
- Process Overview: Evaporation involves heating seawater to vaporize the water, leaving the dissolved salts behind.
- Natural Occurrence: In nature, this process occurs when sunlight heats ocean water, leading to the formation of clouds and precipitation, while salts remain in the ocean.
Steps in the Evaporation Process
1. Collection of Seawater: Seawater is collected in large shallow ponds known as salt pans.
2. Sunlight Heating: The sun heats the water, causing it to evaporate. The temperature is crucial, as warmer conditions speed up evaporation.
3. Formation of Salt Crystals: As water evaporates, the concentration of salt increases until it reaches a point where it crystallizes.
4. Harvesting: Once enough water has evaporated and salt crystals form, the salt can be collected and processed further if necessary.
Advantages of Evaporation
- Cost-Effective: This method relies on natural sunlight, making it inexpensive compared to other methods like distillation.
- Environmentally Friendly: Evaporation is a sustainable method, utilizing natural resources without harmful chemicals.
Conclusion
In summary, evaporation is a widely used and efficient method for obtaining salt from seawater. It highlights the power of natural processes in providing essential resources.
Seawater is a natural source of salt, primarily sodium chloride, along with other minerals. The method used to separate salt from seawater is evaporation.
Why Evaporation?
- Process Overview: Evaporation involves heating seawater to vaporize the water, leaving the dissolved salts behind.
- Natural Occurrence: In nature, this process occurs when sunlight heats ocean water, leading to the formation of clouds and precipitation, while salts remain in the ocean.
Steps in the Evaporation Process
1. Collection of Seawater: Seawater is collected in large shallow ponds known as salt pans.
2. Sunlight Heating: The sun heats the water, causing it to evaporate. The temperature is crucial, as warmer conditions speed up evaporation.
3. Formation of Salt Crystals: As water evaporates, the concentration of salt increases until it reaches a point where it crystallizes.
4. Harvesting: Once enough water has evaporated and salt crystals form, the salt can be collected and processed further if necessary.
Advantages of Evaporation
- Cost-Effective: This method relies on natural sunlight, making it inexpensive compared to other methods like distillation.
- Environmentally Friendly: Evaporation is a sustainable method, utilizing natural resources without harmful chemicals.
Conclusion
In summary, evaporation is a widely used and efficient method for obtaining salt from seawater. It highlights the power of natural processes in providing essential resources.
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Which separation method is commonly used to obtain salt from seawater?a)Filtrationb)Sedimentationc)Evaporationd)Magnetic separationCorrect answer is option 'C'. Can you explain this answer?
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Which separation method is commonly used to obtain salt from seawater?a)Filtrationb)Sedimentationc)Evaporationd)Magnetic separationCorrect answer is option 'C'. Can you explain this answer? for Class 6 2024 is part of Class 6 preparation. The Question and answers have been prepared according to the Class 6 exam syllabus. Information about Which separation method is commonly used to obtain salt from seawater?a)Filtrationb)Sedimentationc)Evaporationd)Magnetic separationCorrect answer is option 'C'. Can you explain this answer? covers all topics & solutions for Class 6 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Which separation method is commonly used to obtain salt from seawater?a)Filtrationb)Sedimentationc)Evaporationd)Magnetic separationCorrect answer is option 'C'. Can you explain this answer?.
Which separation method is commonly used to obtain salt from seawater?a)Filtrationb)Sedimentationc)Evaporationd)Magnetic separationCorrect answer is option 'C'. Can you explain this answer? for Class 6 2024 is part of Class 6 preparation. The Question and answers have been prepared according to the Class 6 exam syllabus. Information about Which separation method is commonly used to obtain salt from seawater?a)Filtrationb)Sedimentationc)Evaporationd)Magnetic separationCorrect answer is option 'C'. Can you explain this answer? covers all topics & solutions for Class 6 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Which separation method is commonly used to obtain salt from seawater?a)Filtrationb)Sedimentationc)Evaporationd)Magnetic separationCorrect answer is option 'C'. Can you explain this answer?.
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