| December '05 Info |
| 12/1 - 12/3 * Geography: Illinois Admission to Statehood: December 3, 1818 * Geography: Illinois State Bird: Cardinal * Geography: Illinois State Flower: Purple Violet 12/4 - 12/10 * Length: 1 in = 2.54 cm * Length: 1 mi = 1.609 km * Length: 1 m = 39.37 in * Length: 1 km = 0.621 mi * Velocity: 1 mph = 0.447 m/s * Velocity: 1 m/s = 2.24 mph = 3.28 ft/s * Temperature: Absolute Zero = -273 degrees C 12/11 - 12/17 * Mass and Energy: 1 u = 1.661 x 10^-27 kg * Mass and Energy: 1 cal = 4.19 J * Mass and Energy: 1 eV = 1.60 x 10^-19 J * Time: 1 day = 86,400 s * Time: 1 year = 3.16 x 10^7 s * Geometry: Pi ~ 3.14 * Algebra: e ~ 2.718 12/18 - 12/24 * Astronomy: Earth equatorial radius = 6,378 km * Astronomy: Earth mass = 5.97 x 10^24 kg * Astronomy: Earth density ~ 5.52 g/cm^3 * Astronomy: Sun equatorial radius = 695,000 km * Astronomy: Sun mass = 1.99 x 10^30 kg * Astronomy: Sun mass = 333,000 Earth units * Astronomy: Sun density ~ 1.41 g/cm^3 |