首页
外语
计算机
考研
公务员
职业资格
财经
工程
司法
医学
专升本
自考
实用职业技能
登录
外语
All the useful energy at the surface of the earth comes from the activity of the sun. The sun heats and feeds creatures and mank
All the useful energy at the surface of the earth comes from the activity of the sun. The sun heats and feeds creatures and mank
admin
2016-04-30
11
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.
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://kaotiyun.com/show/NARO777K
0
成人本科学位英语
相关试题推荐
A(Notuntil)mymothertoldmeB(thesadnews)lastnightC(Iknew)thatourneighborD(waskilled)inacaraccidenttheweekb
Modernmass-productionmethodslowerthecostofmakinggoods,andthusgiveusbettervalues.Atthesametime,Americaningenu
Televisionhasopenedwindowsineverybody’slife.Youngmenwillneveragaingotowarastheydidin1914.Millionsofpeople
Sportsandgamesmakeourbodiesstrong,preventusfromgettingtoofat,andkeepushealthy.Buttherearenottheironlyuse.
Although________happenedinthatdevelopedcountrysoundslikesciencefiction,itcouldoccurelsewhereintheworld.
Fifteenminutes______Icansparetotalkoverthismatterwithyou.
Treesareusefultomaninthreeveryimportantways,theyprovidehimwithwoodandotherproducts;theygivehimshade;andth
Itisdesirablethathe______.
______everyoneelsewouldn’tgotothemountainarea,hewentwithoutasecondthought.
Fromtheverybeginning,thegirl’sfamilyobjectedstronglytoherdatingthisguy.Thoughthegirllovedtheguy【C1】______,sh
随机试题
患者,女,30岁1周前四肢部突发风团,高起皮肤,边界清楚,瘙痒甚,时隐时现,伴有便秘,舌苔黄腻,脉滑数。下列关于本病例治疗的叙述中,正确的有()(2010年第176题)
热力学第二定律不是守恒定律。()
Auctions(拍卖)arepublicsalesofgoods,conductedbyanofficiallyapprovedauctioneer.Heasksthecrowdassembledintheauct
甲公司为一家制造企业,适用的增值税税率为17%,商品销售全部符合收入确认条件,销售成本月末一次结转,M产品的单位成本为80元。2016年7月该公司发生下列业务:(1)1日,向乙公司销售M产品8000件,开具的增值税专用发票上注明的价款为80万元,增
1936年12月12日,张学良、杨虎城在()扣留蒋介石,并向全国通电,提出停止内战、一致对外等八项主张。
根据材料回答下列问题国家助学贷款目的是帮助贫困学子完成学业,圆一个大学梦;帮助大学生成长成才,撑起一片天。但这种帮助不是无偿的,有相应的责任和义务,有法律的规定和约束。迄今为止,国家助学贷款已实施了近8个年头,总计资助金额超过200亿元,资助学子高达24
有以下程序#include<stdio.h>intfun(chars[])main(){intn==0;{chars[10]={’6’
Directions:Youareaskedtowrite160~200wordsunderthetitleofTheAdvantagesandDisadvantagesofPrivateTutoring.Yoush
A、 B、 C、 C问将主持市场营销研讨会的人的Who疑问句。(A)是对问位置的Where疑问句可能的回答,是有疑问词错误的错误选项;(B)是对When疑问句可能的回答,也含疑问词错误,代词He不可能出现,是错误选项。因
A、Theplaceofmatches.B、Theprocedureofmatches.C、Thejoiningfee.D、Thetrainingsessions.A讲座中提到,本赛季会有一些变化,第一个就是赛场,所有的网球和足
最新回复
(
0
)