Aviation Meteorology Exam 1 with correct answers 100% 2025/2026

Aviation Meteorology Exam 1 with correct answers 100% 2025/2026 What gases is the atmosphere made of, and what percentage of volume does each fill in the atmosphere? - Correct Answer Nitrogen (78%) and oxygen (21%), with 1% other What percent of volume does water vapor fill in the atmosphere? - Correct Answer Depends on the area, anywhere from very little to 4% in some areas What creates carbon dioxide in the atmosphere? What effects does carbon dioxide have on the atmosphere? - Correct Answer Burning of fossil fuels and rain forest depletion has created CO2. CO2 absorbs terrestrial radiation, warms the atmosphere. What is the definition of temperature? - Correct Answer The average of the kinetic energy of the molecules of gas With regards to pressure and temperature, what are the averages at sea level? - Correct Answer 29.92 Mg (1013.2 mb), 59 degrees F If density remains constant, how can you lower pressure? - Correct Answer lower temperature if temperature and volume remain unchanged, how do you lower pressure? - Correct Answer remove gas if temperature and mass remain unchanged, how do you lower pressure? - Correct Answer increase volume At what levels does the earth's atmospheric mass decrease to 50% and 25% - Correct Answer below 18,000 ft, and 34,000 ft What are the four temperature layers of atmosphere? - Correct Answer tropos