# Q. A stone is dropped from the window of a bus moving at 60 km/hr. If the window is 196cm high, what is the distance along the track which the stone moves before striking the ground ?

##### 1 Answer

Jun 15, 2018

Let's get our units consistent.

Acceleration due to gravity:

Speed:

Distance to fall:

We need the time to hit the ground, so we need the formula

Now we can calculate the distance down the road it travels in that time. It is

I hope this helps,

Steve