1.135 දසුන්
This series also covers the essential concepts of astronomy: gravity, the light spectrum, Earth's magnetic field, the solar system, the sun, Kepler's Law, the universal law of gravitation, the Doppler Effect, and much more!
නිදහස් කරන්න: Aug 28, 2007
ධාවන කාලය: 105 මිනිත්තු
භාෂාව:
ශබ්දාගාර: Cerebellum Corporation
රට: United States of America