Educational Story: Oil and Water : Why Oil floating on Water ? // āĻļāĻŋāĻ•ā§āώāĻžāĻŽā§‚āϞāĻ• āĻ•āĻžāĻšāĻŋāύ⧀: āϤ⧇āϞ āφ⧰⧁ āĻĒāĻžāύ⧀ - āϤ⧇āϞ āĻ•āĻŋāϝāĻŧ āĻĒāĻžāύ⧀⧰ āĻ“āĻĒā§°āϤ āĻ­āĻžāρāĻšā§‡ ?






Educational Story: Oil and Water : Why Oil floating on Water ?





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Once upon a time, inside a clear glass jar, two liquids met for the first time—oil and water. They looked at each other curiously. Water said proudly, “I am strong and dense!” Oil smiled and replied, “I am lighter and free!”


When they were poured together, something interesting happened. Water quickly settled at the bottom, while oil gently floated on top like a soft blanket. They tried to mix, but no matter how much they moved, they separated again.


A little student watching this experiment asked, “Why don’t they mix?” The teacher explained, “Water is polar, and oil is non-polar. They are different in nature, so they don’t like to mix.”


Water added, “I am heavier, so I stay below.” Oil happily said, “And I am lighter, so I float above!”


From that day, the student learned an important lesson: Substances with lower density float on higher density liquids, and different polarity causes separation.


So whenever you see oil floating on water, remember their story—different but peaceful together, each staying in its own place!


āĻļāĻŋāĻ•ā§āώāĻžāĻŽā§‚āϞāĻ• āĻ•āĻžāĻšāĻŋāύ⧀: āϤ⧇āϞ āφ⧰⧁ āĻĒāĻžāύ⧀ - āϤ⧇āϞ āĻ•āĻŋāϝāĻŧ āĻĒāĻžāύ⧀⧰ āĻ“āĻĒā§°āϤ āĻ­āĻžāρāĻšā§‡ ?




 

āĻāĻŦāĻžā§° āĻāĻ–āύ āĻĒā§°āĻŋāĻˇā§āĻ•āĻžā§° āĻ—ā§āϞāĻžāϛ⧰ āϜāĻžā§°āϤ, āĻĻ⧁āϟāĻž āϤ⧰āϞ - āϤ⧇āϞ āφ⧰⧁ āĻĒāĻžāύ⧀ - āĻāϕ⧇ āϞāϗ⧇ āĻŽāĻŋāϞāĻŋāϞāĨ¤ āϏāĻŋāĻšāρāϤ⧇ āĻāϜāύ⧇ āφāύāϜāύāĻ• āϚāĻžāĻŦāϞ⧈ āϧ⧰āĻŋāϞ⧇āĨ¤ āĻĒāĻžāύ⧀āϝāĻŧ⧇ āĻ—ā§Œā§°ā§ąā§‡ āĻ•’āϞ⧇, “āĻŽāχ āĻŦ⧇āĻ›āĻŋ āĻļāĻ•ā§āϤāĻŋāĻļāĻžāϞ⧀ āφ⧰⧁ āϘāύ!” āϤ⧇āϞ⧇ āĻšāĻžāρāĻšāĻŋ āĻ•’āϞ⧇, “āĻŽāχ āĻšāĻžāϞāϧ⧀āϝāĻŧāĻž āφ⧰⧁ āϏ⧁āĻ•āϞāĻŽ!”




āϝ⧇āϤāĻŋāϝāĻŧāĻž āϏāĻŋāĻšāρāϤāĻ• āĻāϕ⧇āϞāϗ⧇ āĻĸāĻžāϞāĻŋāϞ⧇, āĻāϟāĻž āφāĻļā§āĻšā§°ā§āϝ āϘāϟāύāĻž āϘāϟāĻŋāϞāĨ¤ āĻĒāĻžāύ⧀ āϤāϞāϞ⧈ āύāĻžāĻŽāĻŋ āĻ—’āϞ āφ⧰⧁ āϤ⧇āϞ āĻ“āĻĒā§°āϤ āĻ­āĻžāρāĻšāĻŋ āĻĨāĻžāĻ•āĻŋāϞāĨ¤ āϏāĻŋāĻšāρāϤ⧇ āĻŽāĻŋāĻļā§ā§°āĻŋāϤ āĻš’āĻŦāϞ⧈ āĻšā§‡āĻˇā§āϟāĻž āϕ⧰āĻŋāϞ⧇, āĻ•āĻŋāĻ¨ā§āϤ⧁ āϝāĻŋāĻŽāĻžāύ⧇āχ āύāĻžāĻĄāĻŧāĻŋāϞ⧇āĻ“, āϏāĻŋāĻšāρāϤ āĻĒ⧁āύ⧰ āĻĒ⧃āĻĨāĻ• āĻšā§ˆ āĻ—’āϞāĨ¤


āĻāϜāύ āĻļāĻŋāĻ•ā§āώāĻžā§°ā§āĻĨā§€āϝāĻŧ⧇ āĻāχāĻŸā§‹ āĻĻ⧇āĻ–āĻŋ āϏ⧁āϧāĻŋāϞ⧇, “āϏāĻŋāĻšāρāϤ āĻ•āĻŋāϝāĻŧ āĻŽāĻŋāĻļā§ā§°āĻŋāϤ āύāĻšāϝāĻŧ?” āĻļāĻŋāĻ•ā§āώāϕ⧇ āĻ•’āϞ⧇, “āĻĒāĻžāύ⧀ āĻāϟāĻž āĻĒ’āϞāĻžā§° āĻĒāĻĻāĻžā§°ā§āĻĨ āφ⧰⧁ āϤ⧇āϞ āĻāϟāĻž āύāύ-āĻĒ’āϞāĻžā§° āĻĒāĻĻāĻžā§°ā§āĻĨāĨ¤ āĻāχ āĻĒāĻžā§°ā§āĻĨāĻ•ā§āϝ⧰ āĻŦāĻžāĻŦ⧇ āϏāĻŋāĻšāρāϤ āĻŽāĻŋāĻļā§ā§°āĻŋāϤ āύāĻšāϝāĻŧāĨ¤”


āĻĒāĻžāύ⧀āϝāĻŧ⧇ āĻ•’āϞ⧇, “āĻŽā§‹ā§° āϘāύāĻ¤ā§āĻŦ āĻŦ⧇āĻ›āĻŋ, āϏ⧇āϝāĻŧ⧇ āĻŽāχ āϤāϞāϤ āĻĨāĻžāϕ⧋āĨ¤” āϤ⧇āϞ⧇ āφāύāĻ¨ā§āĻĻ⧇ āĻ•’āϞ⧇, “āφ⧰⧁ āĻŽā§‹ā§° āϘāύāĻ¤ā§āĻŦ āĻ•āĻŽ, āϏ⧇āϝāĻŧ⧇ āĻŽāχ āĻ“āĻĒā§°āϤ āĻ­āĻžāρāĻšā§‹!”


āĻāχāĻĻ⧰⧇ āĻļāĻŋāĻ•ā§āώāĻžā§°ā§āĻĨā§€āϝāĻŧ⧇ āĻāϟāĻž āϗ⧁⧰⧁āĻ¤ā§āĻŦāĻĒā§‚āĻ°ā§āĻŖ āĻĒāĻžāĻ  āĻļāĻŋāĻ•āĻŋāϞ⧇: āĻ•āĻŽ āϘāύāĻ¤ā§āĻŦ āĻĨāĻ•āĻž āĻĒāĻĻāĻžā§°ā§āĻĨ āĻŦ⧇āĻ›āĻŋ āϘāύāĻ¤ā§āĻŦ āĻĨāĻ•āĻž āϤ⧰āϞ⧰ āĻ“āĻĒā§°āϤ āĻ­āĻžāρāĻšā§‡ āφ⧰⧁ āĻ­āĻŋāĻ¨ā§āύ āĻĒ’āϞāĻžā§°āĻŋāϟāĻŋā§° āĻŦāĻžāĻŦ⧇ āĻŦāĻŋāĻšā§āϛ⧇āĻĻ āϘāĻŸā§‡āĨ¤


āĻāϤāĻŋāϝāĻŧāĻž āϝ⧇āϤāĻŋāϝāĻŧāĻž āϤ⧁āĻŽāĻŋāϝāĻŧ⧇ āϤ⧇āϞ āĻĒāĻžāύ⧀⧰ āĻ“āĻĒā§°āϤ āĻ­āĻžāρāĻšāĻŋ āĻĨāĻ•āĻž āĻĻ⧇āĻ–āĻž, āĻāχ āĻ•āĻžāĻšāĻŋāύ⧀ āĻŽāύāϤ ā§°āĻžāĻ–āĻŋāĻŦāĻž!


===============================================================


@. What is Polar ? (āĻĒ’āϞāĻžā§° āĻ•āĻŋ ?)


polar substance is one where electric charge is unevenly distributed. One side becomes slightly positive (+) and the other side negative (−).


Ex: Water


āĻĒ’āϞāĻžā§° āĻĒāĻĻāĻžā§°ā§āĻĨ āĻŽāĻžāύ⧇ āĻāύ⧇ āĻĒāĻĻāĻžā§°ā§āĻĨ āϝ’āϤ āĻŦāĻŋāĻĻā§āϝ⧁āϤ⧀āϝāĻŧ āĻ†ā§ąā§‡āĻļ āĻ…āϏāĻŽāĻžāύāĻ•ā§ˆ āĻŦāĻŋāϤ⧰āĻŖ āĻšāϝāĻŧāĨ¤ āĻāϟāĻž āĻĢāĻžāϞ⧇ āĻ…āϞāĻĒ āϧāύāĻžāĻ¤ā§āĻŽāĻ• (+) āφ⧰⧁ āφāύ āĻĢāĻžāϞ⧇ āĻ‹āĻŖāĻžāĻ¤ā§āĻŽāĻ• (−) āĻĨāĻžāϕ⧇āĨ¤


āωāĻĻāĻžāĻšā§°āĻŖ: āĻĒāĻžāύ⧀


@. What is Non-Pola ? (āύāύ-āĻĒ’āϞāĻžā§° āĻ•āĻŋ ?)

non-polar substance has equal distribution of charge. No positive or negative ends → no poles


Ex: Oil


āύāύ-āĻĒ’āϞāĻžā§° āĻĒāĻĻāĻžā§°ā§āĻĨ āĻŽāĻžāύ⧇ āĻāύ⧇ āĻĒāĻĻāĻžā§°ā§āĻĨ āϝ’āϤ āĻ†ā§ąā§‡āĻļ āϏāĻŽāĻžāύāĻ•ā§ˆ āĻŦāĻŋāϤ⧰āĻŖ āĻšāϝāĻŧāĨ¤ āϕ⧋āύ⧋ āϧāύāĻžāĻ¤ā§āĻŽāĻ• āĻŦāĻž āĻ‹āĻŖāĻžāĻ¤ā§āĻŽāĻ• āĻĢāĻžāϞ āύāĻžāĻĨāĻžāϕ⧇


āωāĻĻāĻžāĻšā§°āĻŖ: āϤ⧇āϞ


Easy Trick (āϏāĻšāĻœā§‡ āĻŦ⧁āϜāĻž)

  • Polar = Has poles ( + and − )

  • Non-polar = No pole




Note: Polar and non-polar substances do not mix that’s why oil and water separate. āĻĒ’āϞāĻžā§° āφ⧰⧁ āύāύ-āĻĒ’āϞāĻžā§° āĻĒāĻĻāĻžā§°ā§āĻĨ āĻŽāĻŋāĻļā§ā§°āĻŋāϤ āύāĻšāϝāĻŧ āϏ⧇āχāĻ•āĻžā§°āϪ⧇ āϤ⧇āϞ āφ⧰⧁ āĻĒāĻžāύ⧀ āĻĒ⧃āĻĨāĻ• āĻšā§ˆ āĻĨāĻžāϕ⧇