A car initially moves at 7.0 m/s for 12.0 s, then slows down and stops to a velocity of 0 m/s decelerating by -2.0 m/s2. What is the cars displacement? (2 marks)

Iam pretty sure its b but if im wrong sorry

Cis the

If there was no gravity then their would be no downword force on the football to have it return the the grownd, and if there was no friction (mainly air friction) then there would be no opposing force the stop the ball from moving through the air allowing the ball to travle ∞.

Answerwavelength;