How can we help?

You can also find more resources in our Help Center.

22 terms

Fermi Question: Facts1

STUDY
PLAY
area of Missouri
7*10⁴(m²)
population of Missouri
6*10⁶
population of St. Louis
3*10⁵
population of USA
3*10⁸
area of USA
1*10⁷(m²)
population of the world
7*10⁹
area of St. Louis
7*10¹(m²)
Edward Jones Dome seats...
7*10⁴
volume of a football stadium
9*10⁶(ft³)
radius of Earth
6*10⁶(m)
radius of Sun
7*10⁸(m)
speed of light
3*10⁸(m/s)
speed of sound
3.4*10²(m/s)
gravitational constant
6.67*10⁻¹¹(Nm²/kg²)
gravitational force between two objects
F=Gm₁m₂/r²
Avogadro's number
6.022*10²³
mass of an electron
9*10⁻³¹
mass of a proton
1.7*10⁻²⁷
radius of the moon
1.7*10⁶
mass of sun
2*10³⁰
mass of Earth
6*10²⁴
mass of moon
7.4*10²²