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
80
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://www.kaotiyun.com/show/vR3O777K
0
成人本科学位英语
相关试题推荐
Onesummerdaymyfathersentmetobuywireforourfarm.At16,Iliked【C1】______betterthandrivingourtruck,【C2】______this
Lindaisagoodteacher;shealways______ourmemorywhenwecan’tremember.
Pleasekeepaneyeonmyluggage,andI’llbeback______.
Thetelevisionshowwas______byaspecialnewsreport.
In2012,IhadjustrecoveredfromaseriousillnesswhenIreceivedaninvitationtoawriter’sconferenceinOrlando,FloridA
ThereAwillbethreeBhundredsofstudentsCtakingpartDinthespeechcontent.
SHANGHAI:【T1】Eligible(符合条件的)couplesinthecityareforthefirsttimebeingencouragedtohaveasecondchild,asauthoritiesm
HarrietBeecherStowehadpouredherheartintoheranti-slaverybook,"UncleTom’sCabin".Butneithershenorherfirstpubl
Hiscarelessness______hisfailureintheexams.
Hisfailuretopaythedebts______thesuspicionthathewasnottobetrusted.
随机试题
律师的从业资格,首先必须满足_________条件和_________条件。其次,必须满足专业要求。
在医学心理学的主要理论学派中,"第三势力"是指
影响土地价格因素中的经济因素有()。
工程测量高程控制点间的距离一般地区应为1~3km,工业场区宜为1km,但一个测区及周围至少应有()个高程控制点。
小王是某代理记账公司提供专业服务的会计人员,其在为客户提供的下列服务中,违背会计职业道德要求的做法有()。
以融资租赁方式租入的固定资产,应由出租方计提该项固定资产折旧。()
创造性思维的核心成分是()。
广西地处我国南疆,与()为邻。
简述相邻关系的概念和特征。
Hewaspunished______heshouldmakethesamemistakeagain.
最新回复
(
0
)