Describe the process by which wind causes erosion

12 drag each label to the correct category. decide whether each statement describes mass or weight. measured in newtons measured in kilograms does not change when gravity changes === a gravitational force changes when gravity changes the amount of matter in something mass weight

Anybody wanna ? (picture included? )

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