GEOL 1347: Introduction To Meteorology Exam 1 with correct answers /2027

GEOL 1347: Introduction To Meteorology Exam 1 with correct answers /2027 Meteorology - Correct Answer The science dealing with the atmosphere and its phenomena, including both weather and climate. Weather - Correct Answer The state of the atmosphere at a given time and place. Climate - Correct Answer The average weather conditions in an area over a long period of time Weather Instruments - Correct Answer marked the birth of meteorology as a genuine natural science. What did Norwegian meteorologists develop in the 1920's? - Correct Answer developed the concept of air masses and air fronts that are the theoretical building blocks of modern weather forecasting. Numerical models - Correct Answer the invention of numerical models in the 1950's marks the beginning of numerical weather prediction (NWP) Earth's atmosphere - Correct Answer is the envelope of gases that surrounds the planet Earth's 1st atmosphere - Correct Answer - composed of hydrogen (H) and helium (He) - Two most common elements in solar system - H and He are not retained by gravity, so they are lost quickly Earth's 2nd atmosphere - Correct Answer - composed of carbon dioxide (CO2), water vapor (H2O), sulfur dioxide (SO2), and ammonia (NH3). - formed by volcanic eruptions and comets. Earth's 3rd atmosphere (Current) - Correct Answer - Nitrogen (N2) 78% - Oxygen (O2) 21% - Argon (Ar) ~1% - Carbon Dioxide (CO2) 1% - Water Vapor (H2O) 1% What happened to atmospheric H2O from the 2nd atmosphere to the 3rd atmosphere? - Correct Answer It condensed as it settled on land What happened to atmospheric CO2 from the 2nd atmosphere to the 3rd atmosphere? - Correct Answer absorbed in biosphere; dissolved in ocean; fossil fuels (oil, coal, and gas); Locked away in mineral and rocks; some stay in the atmosphere Where did N2 Nitrogen come from in the 3rd atmosphere? - Correct Answer Released in small amounts by volcanoes from the 2nd