Question

What is the acceleration of a ball traveling horizontally with an initial velocity of 20 meters/second and, 2.0 seconds later, a velocity of 30 meters/second?

Answer 1

If I may help?

Answer 2

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Answer 3

a = 5 m/s^2

Answer 4

v=u+at
u=initial velocity
v=final velocity
a=acceleration
t=time
find a

Answer 5

Thank you for good illustration, @sshayer .