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
2024-01-16
44
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] 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://tihaiku.com/zcyy/3367229.html
相关试题推荐
________fromspace,ourearth,withwatercovering70%ofitssurface,appearsa
Withoutthesun’slight______theearth’ssurface,nolifecouldexistonthee
Asweknow,physics______thescienceofenergy.A、wasB、wereC、isD、areC本题考查名词单复
Alltheusefulenergyatthesurfaceoftheearthcomesfromtheactivityof
Howcanwegetridofgarbage?Dowehaveenoughenergysourcestomeetour
Howcanwegetridofgarbage?Dowehaveenoughenergysourcestomeetour
Vitaminsdonotprovideenergy,nordotheyconstructorbuildanypartoftheb
Treesareusefultomaninthreeimportantways:theyprovidehimwithwood
Treesareusefultomaninthreeimportantways:theyprovidehimwithwood
Treesareusefultomaninthreeimportantways:theyprovidehimwithwood
随机试题
FiveGoldenRulesforGivingAcademicPresentationsAcademicpresentationsared
Musicistheresultofthoughtintheformofattitude.Thereisnooneway
[originaltext]W:So,you’reanarchitect?M:Yes.W:Doyouworkforapublico
管理者把信息传递给单位或组织以外的个人,让相关者(股东、消费者、政府等)了解感到
募集资金直接投资于固定资产项目的,发行人根据重要性原则披露以下()内
或有事项准则规定的必须在会计报表附注中披露的或有负债包括()。 Ⅰ.已
患者,女性,46岁,因怀疑上消化道出血入院,需做粪便隐血试验。护士向其介绍试验前
某省政府公布的政府采购限额标准为30万元,货物公开招标限额标准为100万元。该省
关于腱反射,下列哪几项不正确?( )A.是位相性牵张反射 B.指缓慢持续牵拉
某建筑公司2008年年末有关资产、负债和所有者权益资料见下表。 单位:万元
最新回复
(
0
)