Look-Alike Liquids

Here is the first of four experiments to differentiate among unknown liquids by their behaviors and properties. Pupils observe how different liquids respond to being placed on plastic and paper, and they take notes about their observations for future reference. Because of surface tension, a variety of phenomena occur. Make sure to take a look at the entire book from which this lesson comes.

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Pros

  • As part of the mini unit, this serves as a strong first step
  • Comes with an attractive and age-appropriate lab sheet
  • Teacher support includes background information, expected results, and an assessment rubric
Cons

  • None