Have you ever wondered why baking powder is used in cake batter? Baking powder makes the cake batter fluffy and soft during baking. This is because it releases a gas during baking: carbon dioxide. The experiment shows you how violent the reaction of baking powder with a liquid can be. It works especially well with an acid such as vinegar. See for yourself!
Artificial lava – how does it work?
![Cone of aluminum foil from the center of which sprouts red foam](https://www.henkel-forscherwelt.de/resource/image/1157390/21x9/3000/1286/575ea59b6775e486030234cff5e39534/587DAABD67560419CECA2E5160A778B4/backpulvervulkan.webp)
You will need
- 3 packets of baking powder
- Half a drinking glass full of vinegar
- Water
- Scissors
- 3 glasses
- Plate
- Aluminum foil
- Adhesive tape
- Large waterproof base, e.g., a tray
- (Food coloring)
Let’s get started!