State Change (Noun)
Meaning
A change from one state (solid or liquid or gas) to another without a change in chemical composition.
Classification
Nouns denoting natural processes.
Examples
- The process of ice melting into water is a state change that occurs when the temperature rises above freezing point.
- During the state change from liquid to gas, the molecules of the substance gain energy and move more rapidly.
- The state change from solid to liquid is known as melting, and it occurs when the temperature of the substance reaches its melting point.
- Water vapor condensing into droplets of liquid water is an example of a state change from gas to liquid.
- The state change from gas to liquid is known as condensation, and it occurs when the temperature of the gas cools to its dew point.