Solid <-> liquid <-> gas.
change of state
change is complete
Change of state of a substance is a physical property!
One possibility is a change in state.
change of state
physical change
This is called a change in the physical state of the substance. For example formation of ice from water is a change in the physical state of water.
After a physical change a substance does not change its chemical composition it simply changes its state as, water to ice or vapours.
One possibility is a change in state.
Change the temperature or pressure or both, to change a substance from one state to another. (such as gas to liquid)
The change of state is called sublimation.
The change of state is called sublimation.