Bursting a cracker is not a physical change.
The bursting of the cracker open is a physical change, the bang caused by the breaking of the cardboard strip is due to a chemical change
It is a Physical change
It is a physical change.
physical change
It's a physical change why are some people f$#@%ing stupid and saying a chemical change??
Subliming (better known as sublimation) is a change in state, so it is a physical change.
bursting of crackers is a physical change
no, bursting of balloons is a physical change as the only change that occurs that that the shape of the balloon changes . Coming out of air is not a chemical change.
Well a chemical change cannot be reversed while a physical change can be, what do you think??
It is definitely a chemical change
Changes that take place within seconds are known as fast change. For example bursting of a fire cracker is a fast change and a forest fire can spread very fastly.
It was like a strawberry bursting with flavour
When water changes state from a liquid to a solid, it is undergoing a physical change. The chemical structure of water is not altered, so no chemical changes have occurred.
both
physical damage
physical: play with a clay and change the shape of the clay. tear a paper chemical: while doing brush, a chemical reaction is taking place bursting crackers
Chemical
It is a Physical change