Well a chemical change cannot be reversed while a physical change can be, what do you think??
both
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
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.
bursting of crackers is a physical change
Magma is a liquid form of rock beneath the surface of the planet. It has two properties, physical and chemical, you can notice if it is not the physical property of magma if it has the chemical properties of whatever it contains.
Bursting a cracker is not a physical change.
This is a chemical property.
both
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.
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
An explosion is an example of a chemical change because the arrangement of the atoms has been altered.
An explosion is an example of a chemical change because the arrangement of the atoms has been altered.
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.
Evaporation is considered to be a physical change. The chemical nature and identity of the evaporated material is the SAME as that of the liquid.
bursting of crackers is a physical change
Magma is a liquid form of rock beneath the surface of the planet. It has two properties, physical and chemical, you can notice if it is not the physical property of magma if it has the chemical properties of whatever it contains.
Dissolving is considered by most to be a physical change.