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"Water can be sprayed easily when soap i...

"Water can be sprayed easily when soap is added to it" Why?

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To understand why water can be sprayed easily when soap is added to it, we can break down the explanation into clear steps: ### Step-by-Step Solution: 1. **Understanding Surface Tension**: - Surface tension is a property of liquids that causes them to behave as if their surface is covered with a stretched elastic membrane. This is due to the cohesive forces between the molecules at the surface of the liquid. 2. **Cohesive Forces in Water**: ...
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Knowledge Check

  • A needle can float on clear water but sinks when some detergent is added to it. This happens because

    A
    addition of detergent increases the density of water
    B
    addition of detergent reduces the density of water
    C
    addition of detergent reduces the surface tension of water
    D
    addition of detergent increases the surface tension of water.
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