posted by Sam .
In her physics lab, Stephanie rolls a 30 g marble down a ramp and off a table with a horizontal velocity of 2 m/s. The marble falls in a cup placed 0.4 m from the tables edge.
a. How long is the ball in the air?
b. How high is the table? m
h = 1/2 at^2
You have a & t. Plug and chug