a roller coaster first drop is 100m above the ground. the coasters mass is 1000 kg. Use these known values to find out that the velocity of the coaster will be at the bottom of the drop. Gravity=9.8m/s , PE= m x g x h, KE=.5 x m x v^2

first thing first of the answer is with technology. second thing second thing is that the big bang theory did not happened u see they say it did but what they dont realize is that like dinasures are still a round they might deny it but they and look at these 12 foot human skelteons they find lets see didnt the bible say something about giants. hope this peace.