of the atmosphere is the stratosphere.The stratosphere reaches to around 50kilometers above Earth.Near the top of the stratosphere is the ozone layer(臭氧层).The ozone layerhelps protect life on Earth from the sun's UV radiation.Unluckily,there are holes in several parts ofthe ozone layer....
The meaning of LAYER is one that lays something (such as a worker who lays brick or a hen that lays eggs). How to use layer in a sentence.
600 kilometers2.T heis the coldest layer inthe atmosphere.A. troposphereB. stratosphereC. mesosphereD.thermosphere3. According to the passage, which of the following statements is T RUE?A. In the troposphere, the closer to the ground, the colder the air is.B. T he ozone layer could ...
T hecloser to the ground, the warmer the air is. Higher up in the troposphere, the air becomes much colder.The second layer of the atmosphere is the stratosphere. T he stratosphere reaches to around50 kilometers above Earth. Near the top of the stratosphere is the ozone layer (丑氧层)...
intheatmosphere,soalllifeontheground,thewarmertheairis.Higherupinthetroposphere,theairbecomesmuchcolder.Thesecondlayeroftheatmosphereisthestratosphere.Thestratospherereachestoaround 50 kilometersaboveEarth.Nearthetopofthestratosphereistheozonelayer (臭氧层).TheozonelayerhelpsprotectlifeonEarthfromthesun'sUV...
Theozone layeris 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 ultraviole...
(H) Pollution contributes to the warming of the ozone layer. 相关知识点: 试题来源: 解析 **最终答案** 因为原文说几乎所有人类活动都发生在对流层,也就是说大多数人类活动不在平流层发生,所以选项G正确。 **1. 问题分析** 题目要求找出与“几乎所有人类活动都发生在对流层”这句话意思相符的选项。 **...
The Ozone Layer: The stratosphere contains a thin layer of ozone molecules (with three oxygen atoms) which forms a protective layer shielding life on Earth from the Sun’s harmful ultraviolet radiation. But this ozone layer is being depleted, and is getting thinner over Europe, Asia, North Ame...
Between each layer of the atmosphere is a boundary. Above the troposphere is the tropopause, above the stratosphere is the stratopause, above the mesosphere is the mesopause, and above the thermosphere is the thermopause. At these "pauses," maximum change between the "spheres" occur. ...
The Earth's atmosphere is made up of several layers. The layer closest to the Earth's surface is called the troposphere. In this layer, weather phenomena occur. The troposphere is important because it ___. A. protects the Earth B. contains the ozone layer C. supports life D. causes wea...