Displacement is the change in velocity of an object true or false

It is false. Displacement is distance is a specified direction.

Iwould sure like to answer your question but i honestly just don’t know

Answerthe global climate during the paleogene departed from the hot and humid conditions of the late mesozoic era and began a cooling and drying trend which dispite having been periodically disrupted by warm periods such as the paleocene-eocene thermal maximum, persists today;