LearningExplainsv1

Oil floats on water

The less dense liquid settles above the denser liquid.

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Output
A separate oil layer on the surface
Input
Cooking oil poured into still water
Relationship

What connects the input and output?

Oil and water do not mix readily. Because the oil has lower density, buoyancy leaves it above the water.

Sources

1
  1. www.usgs.gov: Oil floats on waterwww.usgs.gov

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