Please explain and provide details and answer. Thanks Due 11:30pm Eastern time today. Sorry

If an athlete runs once around a track, back to the starting line, her average velocity is zero. true or false?

Lightning is an example of what phenomenon? a release of a large amount of energyan absorption of a large amount of energya natural electric circuita natural electric current

Auniform crate c with mass mc is being transported to the left by a forklift with a constant speed v1. what is the magnitude of the angular momentum of the crate about point a, that is, the point of contact between the front tire of the forklift and the ground