Aviation Weather Exam 1 || All Questions & Answers (Graded A+)

Aviation Weather Exam 1 || All Questions & Answers (Graded A+) Aviation Weather Exam 1 || All Questions & Answers (Graded A+) What percentage of atmosphere is Nitrogen? - ANSWER - 78% Transferring energy from Canada to the US is called - - ANSWER - Advection Of all the gasses in the atmosphere, which does not play a vital role in weather? - ANSWER - Nitrogen Which gas absorbs terrestrial radiation? - ANSWER - Carbon Dioxide The atmosphere is always constant. (R) What are the three things that do change to maintain the always equal 'R' variable? - ANSWER - Pressure, Temperature, Density Amount of air molecules in a given area? - ANSWER - Density How high up does the atmosphere extend? - ANSWER - Approx. 160,000 feet 1/2 of the atmosphere exists under what altitude? - ANSWER - 18,000 feet Which layer of the Earth's atmosphere does most weather occur? - ANSWER - Troposphere Which two layers of the Earth's atmosphere does the temperature get warmer, the higher you go? - ANSWER - Stratosphere and Thermosphere What is sent towards us from the sun? - ANSWER - Electromagnetic Radiation Transfer of energy from the sun would be what process? - ANSWER - Radiation What element in the atmosphere is fairly constant for time of year or latitude, and helps determine how much radiation we get? - ANSWER - Ozone Why in the northern parts of the world does it stay colder longer and have greater variations in temperature? - ANSWER - Lower solar elevation angle True or False - Noon on the first day of spring and fall is the vernal and autumnal solstice? - ANSWER - False - equinox What percentage of incoming solar radiation is sent back into space? - ANSWER - 30% Above or below what latitude does the sun not rise one day a year? - ANSWER - 66.5%