it helped people to farm fast
That depends on the ambient temperature.
Changes in society can change fast and slow by their influences. Societies change from growth and technology. Societies also change because of people and outside influences.
People change their Facebook profiles for various reasons. I don't change mine but do change my profile pic on occasion.
how fast something can change
a rapid change
A slow change.
Google changed people's lives by helping them find what they need fast and its more descrpited.
Erosion is a FAST change!!
Accelerration is the change of speed faster/slower.
Its a fast change
advantages of slow and fast changes