What makes a change a Physical Change
What is a physical change?
A physical change is any change NOT involving a change in the substance's chemical identity.
How can you notice a physical change?
You can notice a physical change by color size shape and sometimes smell.
This is the before of the balloon. Its looks like a regular until a physical change occurred.
This balloon is popped. A physical change has occurred to the balloon.
Some very interesting fun facts about physical changes like, did you know when you put sugar in water it dissolves in to a physical change because the sugar particales but molecule make up does not change. The process can be reversed by evorpariting the water and collecting the sugar. Another important fact is that in a physical change ,no new kinds of particales are produced even though the particales.
Pop a balloon - rube goldberg machine.MTS