Suppose a rock is dropped off a cliff with an initial speed of 0 m/s. What is
the rock's speed after 3 seconds, in m/s, if it encounters no air resistance?

Respuesta :

Answer:

29.4 m/s

Explanation:

v = at + v₀

v = (9.8 m/s²) (3 s) + 0 m/s

v = 29.4 m/s

Answer:29.4 is correct

Explanation: