When it is exposed to the atmosphere.
The fizz is put into soda by pumping carbon dioxide into it under pressure.
Carbon dioxide gas puts the fizz in soda water.
from the carbonation
duhr
it is a drink
Yes it is supposed to have fizz because of the carbonation.
The "fizz" is a mixture of tonic and carbonated waters.
most likely because soda tends to fizz more on dry, uneven surfaces.
The carbonation bubbles in soda are the fizz.
One way to demonstrate the fizz in soda is to connect balloons to the top of a soda bottle. The next step is to measure the inflation of the balloon to find "fizz". Then record your data.
This is because the carbon dioxide or fizz becomes irritated so when the bubbles in the soda are shaken the molecules in the pop start to move and bounce around inside thus it begins to fizz if shaken more than not shaken .
carbonation.