The atmosphere protects the earth. What is the atmosphere made of? A. Gas and dust B. Water and fire C. Earth and moon D. Stars and gas 相关知识点: 试题来源: 解析 A。本题考查对大气层组成的了解,大气层由气体和尘埃组成。B 选项水和火不对;C 选项地球和月亮不对;D 选项星星和气体不对...
The atmosphere protects the earth from harmful rays. This is a crucial ___. A. function B. role C. duty D. task 相关知识点: 试题来源: 解析 A。解析:大气层保护地球免受有害射线的伤害,这是一个关键的功能。选项 B 角色、选项 C 职责、选项 D 任务都不恰当。反馈...
Earth's Atmosphere:Earth's atmosphere is made up of layers of gases that surround the Earth and extend out into outer space. The closest level to the surface of the Earth is called the troposphere. The other levels are the stratosphere, mesophere, thermosphere, and exosphere....
搜索智能精选题目Earth has an atmosphere, which protects the surface from harmful [rays]. A、minerals B、substances C、gases D、beams答案D
The atmosphere of the earth ___ us from the strong sun light. A.prevents B.keeps C.stops D.protects 试题答案 在线课程 【答案】 D 【解析】 试题分析:句意:地球的大气保护我们防止太阳照射。这里是protect sb from sth保护免受。keep/stop/prevent阻止某人做某事。故选D。 考点:...
You hear: "The atmosphere protects the Earth." What does the atmosphere not protect the Earth from? A. Meteorites B. Solar wind C. Earthquakes 相关知识点: 试题来源: 解析 C。解析:大气层保护地球免受陨石和太阳风的伤害。但大气层不能保护地球免受地震的影响。
The atmosphere protects the earth. “protects the earth” is a/an ___. A. appositive B. predicate C. object D. adverbial 相关知识点: 试题来源: 解析 B。“protects the earth”是对主语“the atmosphere”的动作描述,是谓语。反馈 收藏
The ozone in the upper atmosphere protects the Earth from the harmful ultraviolet rays (紫外线) of the sun. But ground-level ozone is harmful and pollutes the air we breathe. To examine the relationship between bird populations and air pollution, the researchers used models that connected bird ...
Earth has an atmosphere, which protects the surface from harmful rays.A.mineralsB.substancesC.gasesD.beams 点击查看答案&解析 你可能感兴趣的试题 单项选择题 新生儿从母乳中获得的抗体是() A.、IgG类抗体 B.、IgM类抗体 C.、IgA类抗体 D.、IgD类抗体 ...
Which layer of the atmosphere protects Earth from meteoroids? What are the main constituents of the Jovian planets? What is the name for the gaseous sphere surrounding Earth? Which two parts of the Sun are in the solar atmosphere? In which of the following choices is the existence of Ea...