Astronomy Diagrams. As we said last time the spectral sequence o b a f g k m is a temperature sequence with the hottest stars being of type o surface temperatures 30000. The 4 cross quarter days fall between equinoxes and solstices.
Applications of those laws esp. Additional diagrams and animations for describing phases of the moon. It comes from a festival of ancient celts and druids.
Applications of those laws esp.
2d shapes sorting using carroll diagrams. I focus on the rise of modern science in europe from the ancient greeks to kepler. Winter solstice also called hibernal solstice the two moments during the year when the path of the sun in the sky is farthest south in the northern hemisphere december 21 or 22 and farthest north in the southern hemisphere june 20 or 21. As it penetrates the atmosphere light is attenuated by scattering and absorption.