A kicker's foot is in contact with the football for only 0.008 seconds, and in that time the kicker applies one ton of force (~9800 N). What is the impulse of the force in units of N*s

it becomes positively charged by charging it

waves moving from a fast medium to a slow medium will experience a reflection as light travels more slowly than red light. total internal reflection occurs when the critical angle is.

he made 11 calls in one day