dan6880 dan6880

13-06-2021
Physics

contestada

2.
A rock, mass 4 kg, and a 1 kg stone fall freely from rest from a height of
100 m. After they fall for 2 seconds, the ratio of the rock's speed to the
stone's speed is

Respuesta :

laisasovakalia03 laisasovakalia03

13-06-2021

Answer:

44.72m/s

Explanation:

use th formula:vf²=vi²at

and then substitute the values

remember the units

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