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
2018-09-25
62
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.
Radiant energy is stored as carbon compounds by( ).
选项
A、plants
B、water
C、rock
D、creatures
答案
A
解析
事实细节题。文中第四句提到,太阳能作为碳的化合物储存在植物体内,所以选A。
转载请注明原文地址:https://kaotiyun.com/show/lR3O777K
0
成人本科学位英语
相关试题推荐
Onesummerdaymyfathersentmetobuywireforourfarm.At16,Iliked【C1】______betterthandrivingourtruck,【C2】______this
(80)AstheTitanicwassinkingandwomenandchildrenclimbedintolifeboats,themusiciansfromtheship’sbandstoodandplaye
ThereAwillbemorethanBthreehundredsstudentsCtakingpartintheDsportsmeeting.
Whathappenedinthatcountrycaneasilyupsetthe______balanceofpowerinthatarea.
Thestormsweepingoverthisareanowissuretocause______ofvegetablesinthecomingdays.
Sometimeintheearly1990’sIwastreatingawomaninanintensivechemicaldependencygroup.Let’scallher"Grace."Gracewa
Nowadays,airtravelisvery【C1】______.WearenotsurprisedwhenwewatchonTVthatapoliticianhastalkedwithFrenchPresid
Thereisnodoubtthatadults,andevenhighlyeducatedadults,varygreatlyinthespeedandefficiencyoftheirreading.Some
I’mawfullytiredandcan’tgoanyfarther,Ted.Let’shavearest,______?
I’mawfullytiredandcan’tgoanyfarther,Ted.Let’shavearest,______?
随机试题
单机试车由设计单位负责编制方案并组织实施,施工单位参加。()
肾小球毛细血管的滤过屏障中,作用最重要的是
新建房地产项目的出租和销售,属于房地产的()。
炼钢感应炉是靠()产生所需的热量。
荣格的内一外向人格类型理论中,内向型的人格特点不包括()。
乡间读书过个年一近年关,苍茫的岁末时分总是格外地撩动着城里游子的心境。一时间周围总像有声音在急不可待地催促我踏上归家的行程,收拾好行李,常常丢三落四地忘却家人嘱咐携带的东西,却总忘不了整理好几册自己要读的书。说真的,再也没有比过年时到乡间,更能唤
认知主义教学理论的教学原则不包括
已知有数组定义chara[3][4];下列表达式中错误的是()。
Istudyinamiddleschool.I’minRowFourNumberSix.ChenHongismyfriend.I’maChinesegift.MynameisLiYing.I’mtwel
HowtoUsetheInternettoLearnaLanguage?Internethasmadecommunicationandlearningalanguagemuchmoreaccessible.Toma
最新回复
(
0
)