首页
登录
职称英语
[originaltext] Can you image ice that does not melt and is not wet? Have you
[originaltext] Can you image ice that does not melt and is not wet? Have you
游客
2023-07-18
58
管理
问题
Can you image ice that does not melt and is not wet? Have you ever heard of dry ice? Dry ice is made by freezing a gas. It is quite different from ordinary ice which is simply frozen water. Dry ice was first manufactured in 1925. It has since fulfilled the hopes of its adventure. It can be used for making artificial fog in the movies. When steam is passed over dry ice, a very dense vapor rise. It can also be used for destroying insects in grain supplies. It is more practical than ordinary ice because it takes up less space and it’s 142c colder. Since it turns into steam instead of melting into water, it is cleaner to use. For these masons, it is extremely popular, and many people prefer it to ordinary ice. Dry ice is so cold that ff you touch it with you bare fingers, it will burn you.
选项
A、By turning ordinary ice into steam.
B、By passing steam over dry ice.
C、By heating dry ice.
D、By mixing dry ice with ordinary ice.
答案
B
解析
转载请注明原文地址:https://tihaiku.com/zcyy/2848480.html
相关试题推荐
[originaltext]Ifparentsbringupachildwiththeaimofturningthechild
[originaltext]Ifparentsbringupachildwiththeaimofturningthechild
[originaltext]Americansoftensaythatthereareonlytwothingsapersonc
[originaltext]Anyonewhocaresaboutwhatschoolsandcollegesteachandho
[originaltext]Anyonewhocaresaboutwhatschoolsandcollegesteachandho
[originaltext]W:Hello,Steven.Howareyou?M:Nottoobad,thankyou,Ann.Ho
[originaltext]W:Hello,Steven.Howareyou?M:Nottoobad,thankyou,Ann.Ho
[originaltext]W:Hello,Steven.Howareyou?M:Nottoobad,thankyou,Ann.Ho
[originaltext]W:Howcanourhistoryteachergiveussuchadifficultassignmen
[originaltext]W:Howcanourhistoryteachergiveussuchadifficultassignmen
随机试题
Areyougood______?A、torunB、atrunC、atrunningCbegoodat为固定搭配,意为“擅长”,后接名词或
Inthispartofthetest,youareaskedtogiveashorttalkonabusinesstopic
Toooftenyoungpeoplegetthemselvesemployedquitebyaccident,notknowin
[originaltext]InBritain,justafterthemaintelevisionnewsprogrammes,a
Iscomputercodingaforeignlanguage?A)Ascom
DeathofaSalesmanwaswrittenby______.A、ArthurMillerB、ErnestHemingwayC、R
设与某资源相关联的信号量初值为3,当前为1,若M表示该资源的可用个数,N
风险事件: 2007年,受美国次贷危机导致的全球信贷紧缩影响,英国北岩银行发生
患者女性,58岁,慢性肝炎病史15年,患肝硬化7年,曾多次住院。护士对该患者进行
将下列句子进行排列,语序正确的一项是: ①法国东南部小城格拉斯地处山区,紧邻地
最新回复
(
0
)