Planck Length (fundamental unit of length)
1.6E-35 m
Size of Proton/Neutron
8.4E-16 m
Size of Atomic Nucleus
5E-14 m
Size of Hydrogen Atom
5.3E-11 m
Radius of Human Hair
8.5E-6 m
Radius of Water Droplet
2E-3 m
Height of Eiffel Tower
3.3E+2 m
Height of Empire State Building
3.8E+2 m
Height of Burj Khalifa (tallest building)
8.3E+2 m
Height of Denali
6.1E+3 m
Height of Mt. Everest (tallest mountain)
8.8E+3 m
Depth of Mariana Trench - Challenger Deep (lowest point)
1.1E+4 m
Distance from Mariana Trench to Mt. Everest
2.0E+4 m
Length of Panama Canal
8.2E+4 m
Radius of Moon
1.7E+6 m
Distance b/w NYC and LA
3.9E+6 m (4.3 h by plane)
Distance b/w NYC and London
5.6E+6 m (6.2 h by plane)
Radius of Earth
6.4E+6 m
Length of Trans-Siberian Railroad
9.3E+6 m
Distance b/w Tokyo and London
9.6E+6 m (13.5 h by plane)
Radius of Jupiter
7.1E+7 m
Distance b/w Earth and Moon
3.8E+8 m
Length of DNA strand
7.4E+10 m
Distance b/w Earth and Sun (1 AU)
1.5E+11 m