= 0.987 atmosphere = 1.02 kg/cm^2 = 100 kilopascal = 14.5 lbs/square inch.

1,000,000,000

The variety and variability among living organisms and the ecological complexes in which they occur.

a very bright meteor (or fireball) that produces a sonic boom.

A type of surface on Ganymede which is lighter than other regions on this moon which is often associated with grooves (see also dark terrain).