Question

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

Answer 1

c. 2.7 m/s

Step-by-step explanation:

`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`