The stone will take 2.89 seconds to hit the water.
The time required by the stone to hit the water is calculated by the second equaiton of motion
s=ut+
gt^2
41=0×t+
×9.81×t²
t=2.89 seconds
The answer is 7000 meters.
Answer:
I only know that acid rain is one of them!! It can erode rocks and weather down
Explanation:
Gravity is 9.81m/s^2 on earth F=m×g
100N=(x)kg×9.81m/s^2
x=10.19kg or more than 22lbs