# Example 1.1
3e6 Pa; lb / ft^2

# Example 1.2
(1 kg) * (1 m/s)^2
20 kg m^2 / s^2; FPS; slug ft^2 /s^2


# Example 1.3
MKS(N)
m0 = 180 kg
gmars = 3.68 m/s^2
rmars = 3390 km
r0 = 3522 km
w_earth = grav() * m0
w_mars = gmars * m0
w_reenter = m0 * gmars * (rmars / r0)^2

# Homework Problems:

TBD