Apparatus: Method .1
Water Fill your bottle 3/4
OIL the way full. Then
Food coloring add the oil up to the
Any fizzy tablet bottom of the neck A bottle not all the way full.
Watch the oil bubbles
sink to the bottom.
Add your food coloring. Once the food coloring has mixed in with the oil drop in your fizzy tablet and watch the oil bubbles float to the top in the water!
The oil bubbles float to the top because they are full of gas.
You can also put a torch under to make it look cooler.