1) Mixture of gases that surround a planet or moon a) composition b) mesosphere c) air density d) atmosphere 2) last layer from Earth; end of atmosphere; satellites a) troposphere b) exosphere c) thermosphere d) stratosphere 3) 2nd layer from Earth;has ozone layer a) thermosphere b) troposphere c) stratosphere d) mesosphere 4) Absorbs harmful radiation from sun and very important to humans and life on earth a) ozone layer b) troposphere c) air pressure d) thermosphere 5) Force exerted onto a surface by the weight of air; changes with height and with warm and cold air a) air density b) air pressure c) ozone layer d) troposphere 6) Mixture of all the gases of the atmosphere a) air pressure b) atmosphere c) composition d) air density 7) layer closest to Earth’s surface; has weather a) troposphere b) stratosphere c) mesosphere d) thermosphere 8) The mass of air per unit; amount of air molecules in a given area a) ozone layer b) air pressure c) air density d) composition 9) 3rd layer from Earth; middle & protects from meteors a) thermosphere b) exosphere c) troposphere d) mesosphere 10) 4th layer from Earth; hottest & has ISS a) thermosphere b) exosphere c) troposphere d) mesosphere 11) an educated guess a) composition b) hypothesis c) IDK d) I choose C 12) refers to an area's height above sea level. a) Altitude b) air density c) air pressure d) A and B 13) The boundary between Thermosphere and the Exosphere. a) Tropopause b) Stratopause c) Thermopause d) Mesopause 14) the boundary in the earth's atmosphere between the mesosphere and the thermosphere a) Tropopause b) Stratopause c) Thermopause d) Mesopause 15) the area separating the troposphere and the stratosphere. a) Tropopause b) Stratopause c) Mesopause d) Thermopause 16) It is the point in the atmosphere where the stratosphere and mesosphere meet. a) Mesopause b) Thermopause c) Stratopause d) Tropopause 17) a measure of the warmth or coldness of an object or substance with reference to some standard value a) Mass b) Temperature c) volume d) density 18) is the amount of matter in an object. a) Mass b) temperature c) volume d) density 19) The amount of space occupied by matter, such as solids, liquids, or gases. a) Mass b) temperature c) volume d) density

Atmosphere Vocabulary

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