Geography 1300A/B Chapter Notes - Chapter 2 and 4: Shortwave Radiation, Thermosphere, Fluorescence
29 Jan 2018
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2 - perspective on time and space are liberated. overtime. solar corona/atmosphere. Our solar system is located on a trailing edge of the milky way galaxy. Gravity: the mutual attraction exerted by every object upon all other objects in proportion to their mass. Planetesimal hypothesis: how suns condense form nebular clouds. This hypothesis states that small grains of cosmic dust + other solids accrete to form planetesimals that may grow to become protoplanets and later on planets. Perihelion: closest position of earth to sun. Aphelion: farthest position of earth to sun. Fusion reaction: hydrogen nuclei form helium and enormous quantities of energy. The solar cycle is the periodic variation in the sun"s activity and appearance. Solar wind: takes about 3 days to reach earth, it originates from sun"s extremely hot. Magnetosphere: earth"s magnetic field, it deflects solar wind towards both the.
