6 awesome science experiments that involve oil

Oil is a substance used for a variety of activities. Some types are used for cooking, other types are used for making vehicles and machines work, and others are used on the outside of the body to moisturize and help with skin issues. Oil is a fascinating substance that has properties that make it a great lubricator to keep items from sticking together.
If you really want to see what oil can do, check out these amazing science experiments showing the properties of this fascinating substance.
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Density experiment (h/t Steve Spangler)
Do you understand what density is? Think of the following experiment as stacking liquid without the liquids combining. Do you think it’s possible?
Homemade lava lamp (h/t Learning Science is Fun)
You’ve seen lava lamps in the store and may have considered buying one. Maybe you even have one at home already. With a little oil, water, food coloring and Alka Seltzer, you can make your own custom lava lamp.
Food colored water and oil (h/t Tony T)
You will really enjoy this experiment seeing colored drops floating on the surface of the vegetable oil. It’s a simple activity that’s fun for the whole family and can lead to lots of discussions about science. Check out the video below.
Salt lava lamp
Here’s another version of a fun lava lamp experiment, but instead of Alka Seltzer, salt causes the “lava” effect.
What happens when baking soda, oil and vinegar meet? (h/t Chris)
A fizzy fun experiment results when these three ingredients get together. Start by pouring in regular household vinegar followed by a layer of oil. Add in a good serving of baking soda, and watch the fun begin.
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Resources Tony T