SOLAR SYSTEM

UNIVERSE

ATMOSPHERIC BASIC PROPERTIES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The stratopause is found at an altitude of approximately how many miles?
A
10 miles
B
0 miles
C
50 miles
D
32 miles
Explanation: 

Detailed explanation-1: -atmosphere structure The stratopause caps the top of the stratosphere, separating it from the mesosphere near 45–50 km (28–31 miles) in altitude and a pressure of 1 millibar (approximately equal to 0.75 mm of mercury at 0 °C, or 0.03 inch of mercury at 32 °F).

Detailed explanation-2: -Compared with the radius of the Earth, its atmosphere is very thin. 99% of the mass of the atmosphere lies below 30 km, or 0.5% of the equatorial radius. Meteorology is the subject that studies the chemical and physical properties of the atmosphere together with its fields of motion, mass and moisture.

Detailed explanation-3: -The ozone layer lies approximately 15-40 kilometers (10-25 miles) above the Earth’s surface, in the stratosphere.

Detailed explanation-4: -Abstract. The stratosphere is the layer of Earth’s atmosphere immediately above the troposphere; it extends from a lower boundary (the tropopause) whose altitude varies between about 8 and 16 km to an upper boundary (the stratopause) near 50 km.

Detailed explanation-5: -The ozone layer is found within the stratosphere between 15 to 30 km (9 to 19 miles) altitude. The thickness of the ozone layer varies by the season and also by latitude. The ozone layer is extremely important because ozone gas in the stratosphere absorbs most of the Sun’s harmful ultraviolet (UV) radiation.

Detailed explanation-6: -Stratosphere. Located between approximately 12 and 50 kilometers (7.5 and 31 miles) above Earth’s surface, the stratosphere is perhaps best known as home to Earth’s ozone layer, which protects us from the Sun’s harmful ultraviolet radiation.

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