purposeful play

Oil and Water Science Experiment

steam activity for kids

We all know that oil and water do not mix-but do we know why? Do kids know why? This Oil and Water Science Activity is a fun and easy way for kids to explore polarity and gives kids a hands-on and safe way to explore science!

purpose

  • Explores cause and effect

  • Experiment with the reaction of mixing oil and water

  • Experiment with coloring mixing

  • Screen Free Fun

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directions

Oil and Water Science Experiment

  • Fill several jars or cups with water

  • Add food coloring to water

  • Add oil (any type of oil will do-I used baby oil) to a tray, pan or bowl.

  • Using pipettes or a straw-add droplets of colored water to the oil.

  • Let your child continue to explore.

  • Explain the science behind the experiment to your child.

  • Be sure to introduce new words in your explanation. 

Water molecules are polar molecules-meaning they have equal and opposite charges.

 

 

Water molecules have one positively charged end and one negatively charged end and are attracted to each other and bond together. 

 

 

Oil on the other hands is non-polar and unable to mix with polar molecules. 

 

 

Non-polar molecules only mix well with other non-polar molecules.

purposeful play

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