Take a small cotton ball and place it in a tumbler/bowl filled with water. Observe it for at least 10 minutes. Will it float or sink in water and why?

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Solution

Cotton balls are light in weight. Initially they float on water. They slowly absorb water and become heavy.

So, after 10 minutes, it will sink as it becomes heavier after absorbing water.

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Take a small cotton ball and place it in a tumbler/bowl filled with water. Observe it for at least 10 minutes. Will it float or sink in water and why?​

Cotton balls are light in weight. Initially they float on water. They slowly absorb water and become heavy.​ So, after 10 minutes, it will sink as it becomes heavier after absorbing water.​

Take a small cotton ball and place it in a tumbler/bowl filled with water. Observe it for at least 10 minutes. Will it float or sink in water and why?

Cotton balls are light in weight. Initially they float on water. They slowly absorb water and become heavy.

So, after 10 minutes, it will sink as it becomes heavier after absorbing water.