The second of the modern December birthstones is Blue Topaz. Its name comes either from the Sanskrit word âtapasâ which means fire, the symbol of love and fidelity, or the greek word âtopazosâ which means âgreen gemstoneâ. As a precious stone, Topaz became known only in the classical era.
exists and is an alternate of . The earth is often thought of as spherical (like a ball), but it is closer to being an oblate spheroid. An oblate spheroid is a sphere that is slightly bulged along the 'equator'. We can create a reference oblate spheroid, a theoretical closest fit to earth, and the over-all tolerance between the actual geoid, the earth itself, and the reference oblate spheroid is extremely close-- even closer than the tolerance allowable in billiard balls.
Confidence votes 75. The Earth revolves (orbits) counter-clockwise around the Sun as viewed from above the North Pole. The Earth rotates (spins) on its axis counter-clockwise as well. The Moon also revolves around the Earth counter-clockwise.