How Do You Make A Lava Lamp Experiment?
Practically everyone understands the one major and most obvious characteristic of the lava lamp that makes it a lava lamp–water and oil don’t mix together. However, there are some other physical properties in action at the same time. This is a fun and easy lava lamp experiment that you can do with your kids. You probably have everything you’ll need in your home, and the youngsters will be amazed at your scientific genius. Break the Alka-Seltzer tablet into eight small pieces, and set them aside. Pour about 12 oz. of vegetable oil into the empty plastic bottle. It will be ¾ full. Add enough water to almost fill the bottle, leaving about ½ inch unfilled at the top. Explain to the kids that the water will sink to the bottom of the bottle because it’s heavier than the oil. Squeeze a few drops of food coloring into the bottle. Point out to the children how the coloring combines only with the water, because it is water-based. Neither the water nor the food coloring will mix with the vegetab
