Pop rocks are sugar with carbon dioxide. When they get wet like in your mouth. The candy part dissolves and gas is released. That's what makes the crackling sound. Carbon dioxide is in soda too. Carbon dioxide has a less than density of soda, so the bubbles rise. You know this because if you put a balloon on top of the top of the bottle and put pop rocks in.The carbon dioxide will fill up the balloon. Pop rocks and soda make a chemical reaction. The soda is the main part that makes the balloon fill with gases. The famous popping of pop rocks candy is pressurized carbon dioxide gas. Each of the tiny little candy pebbles contains a small amount of the gas. When they burst free from their candy shell , these tiny gas bubbles make the popping sound you hear. …show more content…
Pop rocks are made in sugar which dissolves in water as the pop rocks dissolve they release tiny trapped bubbles of carbon dioxide which make the bubbles and the noise. But sugar doesn't dissolve in oil so pop rocks i oil doesn't dissolve or make bubbles. Pop rock is a carbonated candy with ingredients including sugar lactose and flavoring. It differs from tropical hard candy in that it creates a fizzy reactions when it dissolves in your mouth. The candy is made by mixing its ingredients and heat them in till they melt into syrup then exposing the mixture to pressurized carbon dioxide and allow it to