I think that ball a hit the ground because it says that it went straight down.
Not exactly the best way to describe it but, it is used to calculate resistance of a lever as in the use of a pry bar or pulley. Technology used to increase output with little input.
Hey There!
Your answer is on the inside bends!
When rocks are deposition on the bottom of the river pressure can cause the rock to break down in sentiments!
If you need anymore help with your work feel free to ask me!
Hope this Helps!
