Question 2 of 10 A football is kicked with a velocity of 18 m/s at an angle of 20". What is the
ball's acceleration in the horizontal direction as it flies through the air?
O A. 16.9 m/s2
O B. 0 m/s2
O C. 9.8 m/s2
O D. 6.1 m/s2

Standing side by side ,you and a friend step off a bridge at different times and fall for 1.6s to the water below.your friend goes first,and you follow after he has dropped a distance of 2.0m.when your friend hits the water,is the seperation between the two of you 2.0m or more than 2.0m? verify your answer with a calculation.

Alarge box of mass m is pulled across a horizontal frictionless surface by a horizontal rope with tension t. a small box of mass m sits on top of the large box. the coefficients of static and

Consider a system with two masses that are moving away from each other. why will the kinetic energy differ if the frame of reference is a stationary observer or one of the masses?