首页
登录
职称英语
All the useful energy at the surface of the earth comes from the activity of
All the useful energy at the surface of the earth comes from the activity of
游客
2024-01-15
6
管理
问题
All the useful energy at the surface of the earth comes from the activity of the sun. The sun heats and feeds creatures and mankind. Each year it provides men with two hundred million tons of grain and nearly ten million tons of wood, coal, oil, natural gas, and all other fuels are stored energy from the sun. Some was collected by this season’s plants as carbon compounds. Some was stored by plants and trees ages ago. Even waterpower derives from the sun. Water turned into vapor by the sun fails as rain. It courses down the mountains and is converted to electric power. Light transmits only the energy that comes from the sun’s outer layer, and much of this energy that is directed towards the earth never arrives. About nine tenths of it is absorbed by the atmosphere of the earth. In fact, the earth itself gets only one half millionth of the sun’s entire output of radiant energy. [br] The largest part of the light energy directed towards the earth is( ).
选项
A、stored up by the plants
B、absorbed by the earth’s atmosphere
C、stored up by the animals in the form of body fat
D、used for electric power
答案
B
解析
事实细节题。文中倒数第二句提到约有十分之九的太阳光被地球的大气层吸收了,真正到达的很少。
转载请注明原文地址:https://tihaiku.com/zcyy/3364150.html
相关试题推荐
Alltheusefulenergyatthesurfaceoftheearthcomesfromtheactivityof
Alltheusefulenergyatthesurfaceoftheearthcomesfromtheactivityof
Asweknow,physics________thescienceofenergy.A、wasB、wereC、isD、areC本题考
Howcanwegetridofgarbage?Dowehaveenoughenergysourcestomeetour
Treesareusefultomaninthreeimportantways:theyprovidehimwithwood
Treesareusefultomaninthreeimportantways:theyprovidehimwithwood
Treesareusefultomaninthreeimportantways:theyprovidehimwithwood
Wedonotoftenconsiderhowmuchenergygoesintocreatingcomfortslikeho
Asweknow,physics______thescienceofenergy.A、wasB、wereC、isD、areC一些词尽管是以
Indianenergyofficialshavebeenseekingwaystouseless-importedoiltoprovi
随机试题
Tosomeit’sadreamjob—eatingdeliciousmealsforfreeandthenwriting
Whentheteachersays"Doesanyonewantt
下列证券公司有关业务的( )之间需要实行隔离制度。 Ⅰ、发布研究报告业务与财
小儿,女,11月龄,社区卫生服务中心体检发现前囟未闭合,家长十分担心。社区护士告
变电检测管理规定安全第一指检测工作应保证()安全,不发生人身伤害,不影响设备正常
社会的物质性主要表现在 A.人类社会依赖于自然界,是整个物质世界的组成部分
(2018年真题)提前支取的定期储蓄存款,支取部分按()计可付利息。A.存
以欺骗手段取得银行或者其他金融机构贷款、票据承兑、信用证、保函等,给银行或者其他
论述全面发展教育的基本组成部分。
外汇储备太少,往往会引发本国货币贬值。()
最新回复
(
0
)