Dry Ice

This week for science we got to play with dry ice. Dry ice is ice that is -78 degrees. We put the dry ice in hot water and then it sublimation a lot off-gas came out then we put it in warm water with dishwashing liquid and bubbles with smoke inside of them. We also had this Christmas tree thing that had all these conical flasks with water and food die inside and we put dry ice in everyone and smoke was flowing out.

This is what it looks like but with smoke coming out o fit