emildg08 emildg08

07-10-2020
Physics

contestada

As a ball rolls downhill it increases in speed from 6 km/hr to 3 m/s in 5 seconds. What is
the acceleration of the ball in m/s squared?
(This question is also math)

Respuesta :

07-10-2020

Answer:

0.267 m/s^2

Explanation:

6 km/hr * 1hr/ 3600 sec * 1000m/ 1 km

1.67 m/s to 3 m/s

vf=vi+at

3 m/s= 1.67 m/s+ a(5 s)

a=0.267 m/s^2

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