NATS 1870 FINAL EXAM 2023 REVEIW, Accurate and Rated 100%

Earth's atmosphere according to increasing altitude? correct answers Ionosphere, mesosphere, stratosphere, clouds, troposphere Sort the stars by their temperature from cold to hot correct answers Blue, violet, yellow, red Principles of specular reflection? correct answers Object whose image is formed by a flat mirror is = real Angle of incidence = angle of reflection Image by reflection in flat mirror = virtual The normal = 90 degrees Blackbody curves of 4 stars at different temperatures, match to B-V colour index? correct answers Star 1: 0.70 Star 2: 1.25 Star 3: 1.70 Star 4: 1.85 Absolute zero is a term referring to? correct answers All of these: the temperature at which subatomic motion is at minimal, -273°C, the temperature at which an object will radiate least amount of energy In an atom, absorption is the process where? correct answers An electron is boosted to a higher energy orbital During a record-setting heat wave in 2016 in India, asphalt-paved roads were so hot that they actually melted people's shoes on contact, getting them stuck to the pavement. Why would this be far less likely to happen with roads/sidewalks made of concrete slabs instead? correct answers Light grey concrete slabs would absorb much less of the incoming light than black asphalt