The changes in what context? Please provide more information for a specific answer.
When a gas changes directly to a solid it is known as deposition.
sublimation
Diffraction.
The process of a liquid changing to a gas is called vaporization.
A point at which something changes is often referred to as a "tipping point." This term is typically used to describe the moment when a series of small changes or events leads to a significant shift or transformation in a system or situation.
I would call it "no change".
amendments
evaporation
condensate
Condensation
Freezing.
Freezing.
condensation
When a gas changes directly to a solid it is known as deposition.
Mid-term changes would be appropriate.
We call this weather.
When a gas changes directly to a solid it is known as deposition.