Emotional inertia refers to the degree to which the current emotional state of an individual can be predicted by the previous emotional state. The greater the degree of prediction, the higher the level of emotional inertia. Emotional inertia, as one of the indicators of emotional dynamics, reflects the speed of emotional change.
After being criticized by the teacher, the naughty Xiao Ming finally became honest and remained well-behaved for the next few days belongs to emotional inertia according to the above definition.