Question

What is the acceleration of an object if it goes from a velocity of +25 m/s to rest in 5.0 s?

A.
–5 m/s2

B.
+5 m/s2

C.
–25 m/s2

D.
+25 m/s2

Answer 1

@alphadxg

Answer 2

(final velocity - initial velocity)
--------------------------------------
(final time - initial time)


= ( 0 - 25 ) m/s / ( 5.0 - 0 ) s

= -25/5

= -5 m/s^2

@cool41

Answer 3

so it would be d? @alphadxg

Answer 4

no mevermind a