#exer 5.9

from numpy import *
from matplotlib.pyplot import *

v0 = 10
g = 9.81

t = linspace(0,2*v0/g,100)
y = v0*t-0.5*g*t**2

plot(t,y)
xlabel("time (s)")
ylabel("height (m)")
show()

"""
Terminal> python plot_ball1.py
(output is a plot)
"""