contestada

A branch falls from a tree How fast is the branch moving after 0 28 seconds
A. 44 m/s
3.3.1 m/s
c. 2.7m/
D. 13 m/s

Respuesta :

Answer:

c. 2.7 m/s

Explanation:

[tex]v = a.t + v_{0}\\a = g = 9.81 m/s^{2}} \\t=0.28 s \\v_{0} = 0\\=> v = 9.81 * 0.28 = 2.74 m/s[/tex]