If an elite footballer could wear heavier boots without affecting his physical performance (e.g. running speed) or kicking mechanics, how might this affect the final velocity of the ball immediately following a maximal instep kick?

Question

Quizplus · Accepted Answer

The term mfoot/(mfoot+ mball) represents the mass of the foot as a proportion of the foot and ball's combined mass. Hence, adding a heavier boot to the kicking leg would increase the foot's mass, and increase the size of this term (i.e. make the foot account for a larger proportion of the combined mass of the foot and ball).

If an Elite Footballer Could Wear Heavier Boots Without Affecting