首页 > 下列所示四幅图中,属于液化的是-八年级物理
更多内容推荐
-
II语言知识及运用 (共两节,满分35分)完形填空 (共10小题;每小题2分,满分20分)阅读下面短文,掌握其大意,然后从21-30各题所给的A、B、C和D项中,选出最佳选项,并在答题卡-高三英语
-
It is possible to do many simple tricks with numbers. Here is one trick. It has seven steps. First,
-
Washington D. C. is a great city to live in and visit – partly because D. C.’s public transportation
-
厨房小知识:(1)蒸馒头时,锅盖的周围“雾气”腾腾的,这是现象(填物态变化名称);(2)炒菜时向锅里加碘盐,很快菜就“咸”了,比腌制咸菜用的时间要短得多,这是因为。-九年级物理
-
关于云、雾、露、霜的形成,正确的是()A.云是水汽化的现象B.露是水蒸气的液化现象C.雾是水的升华现象D.霜是水的凝固现象-物理
-
为了研究水的沸腾,小文观察了水在加热过程中温度随加热时间的变化情况,并记录了有关数据如下表:(4分)时间/min0123456789温度/℃90939596979899999999(1)请根据记录的数
-
MOSCOW — The Olympic flame in Vancouver had only been put out before President Dmitri A. Medvedev of
-
It began as a game: high school and college students studying computer technology figured out they c
-
小明和小红都想帮妈妈煮鸡蛋。当煮鸡蛋的水烧开后,小明认为要继续将火烧得很旺,使锅内水剧烈沸腾,这样会很快将鸡蛋煮熟。小红则认为,水沸腾后应改用小火,盖上锅盖,让锅-八年级物理
-
人体自身有调节体温的功能。例如,当人在运动或进行体力劳动时体温会升高,这时人体通过______________________来使体温下降,这种方式降低体温的物理原理是_______________-
-
As we all know, nature has supplied every animal except man with some covering for his body such as
-
小王用如所示装置在山脚下做“观察水的沸腾”实验。(1)指出他所用装置中的错误之处是:________________________________。(2)根据图中气泡变化情况可以推知此时水____沸
-
Elephants don’t forget—at least,female elephants don’t.Elephant families are matriarchal. And the so
-
在“观察水的沸腾”实中:(1)实验目的是:观察水的沸腾(2)图(C)是该实验的装置图,在安装、调整实验器材时,科学的实验顺序是:先调整固定的位置,再调整固定的位置(选填“A”或“B”-八年级物理
-
下列现象属于液化现象的是()A.夏天,装有冰水的杯子外表面会“出汗”B.电灯泡用久了会变黑C.冰雪消融D.结冰的衣服会变干-物理
-
Do you dream of being a reporter or an editor? Are you a good writer who loves the news? If so, then
-
Animal experimentation is the backbone(支柱) of American research and treatment of disease. Each year,
-
第二节完形填空(共20小题;每小题1.5分,满分30分)阅读下面短文,掌握其大意。然后从26-45各题所给的四个选项(A,B,C,D)中,选出最佳选项。Alone in the wheel of li
-
如图所示,容器底部放水,水上面浮有一层沸点比水高的油,如果对容器底部加热,则下列说法正确的是()A.水先沸腾,油后沸腾,但水和油同时蒸发B.开始油蒸发,水不蒸发,然后同-八年级物理
-
Ⅲ.阅读理解 (共15小题;每小题2分,满分30)The World Trade Organization (WTO), founded on January 1, 1995, aims to enc
-
炎热的夏天,当你打着遮阳伞,走在晒的发烫的柏油路上,刚巧来了一辆匀速行驶的洒水车,洒漫了路面,这时你会感到更加闷热。下列说法中正确的A.地面上的水反射的阳光照射在你-九年级物理
-
Universities are institutions that teach a wide variety of subjects at advanced levels. They also ca
-
阅读理解。 Kids love color,cartoons and different sounds.Combine all these in one product and you willhav
-
第二节完形填空(共20小题;每小题1.5分,满分30分)阅读下面短文,掌握其大意,然后从36~55各题所给的四个选项(A、B、C和D)中,选出最佳选项。Chinese tennis is enteri
-
把去年春夏徐闻遭遇了百年不遇的旱灾,农民用地膜覆盖的方法抗旱保苗,这样做可以减少水分的。地膜上出现的小水珠是形成的,(填物态变化)在这个过程中要。(填“吸热”或“放热”-八年级物理
-
It is hardly surprising that clothing manufacturers (生产商)follow certain uniform standards for variou
-
、同样温度的水和水蒸汽烫伤人其后果更重的是被烫伤,这是因为。由此小明想到用蒸笼蒸馒头,是上层还是下层的馒头先熟呢?小明仔细观察后发现,高温的水蒸汽在上升过程中遇到-八年级物理
-
餐馆在烹炸食品时有三种食用油可供选择,分别是沸点较高的豆油,沸点较低的色拉油,沸点低的菜子油。那么最好选用:()A豆油B色拉油C菜子油D都一样-八年级物理
-
It is sometimes said that the English are polite people. This can make life difficult for foreigners
-
President Barack Obama nominated (提名) Utah governor Jon Huntsman as ambassador (大使) to China on May
-
下列有关物态变化现象中,属于液化现象的是A.初春,冰雪消融的现象B.盛夏,从冰箱中拿出的饮料瓶过一会儿,瓶外壁会出现水珠的现象C.金秋,清晨的雾在太阳出来后渐渐散去的现-九年级物理
-
水沸腾过程中水的温度___________(选填“升高”、“下降”或“不变”),该过程水___________(选填“吸热”、“放热”或“不吸热也不放热”)。标准大气压下,酒精的熔点是-117℃、沸点
-
Hong Kong, major commercial center for Asia, and with a population which has grown at an alarming ra
-
As we all know, it was Thomas Jefferson who wrote the Declaration of Independence (《独立宣言》). He wrote
-
有一种能反映空气中水蒸气含量的装置叫“干湿温度计”,它是由两个相同的温度计并列制成的,其中一个温度计被湿布包起来了,这是由于湿布中的水在(填物态变化),(填“吸热”或“放-八年级物理
-
Why do people buy art? To answer this question, ask yourself what your reasons are for thinking of g
-
Through watching the National Day parade roll down Tian’anmen Square last Thursday, foreign observer
-
魔术师把手伸进一锅沸腾的“油”,1分钟、2分钟……再把手拿出来——没事!对这一现象的分析正确的是A.魔术师有特异功能B.是因为“油”的沸点低C.“油”在沸腾时的温度不断降低D.是因为-八年级物理
-
第三部分阅读理解(共20小题;每小题2分,满分40分)阅读下面短文,从短文后各题所给的四个选项(A 、B、 C 和D)中,选出最佳选项,并在答题卡上将该项涂黑。While traveling ab-英
-
冬天在户外的人呼出的“白气”是()A.人呼出的水蒸气B.人呼出的水蒸气遇冷液化形成的细小水珠。C.空气中的水蒸气液化成细小水珠D.人呼出的二氧化碳气体-八年级物理
-
如图10所示是某实验小组在做“水的沸腾”实验时,绘制的温度随时间变化的曲线,从图中可知水的沸点是℃,由此可判断当地气压(填“大于”、“小于”或“等于”)1个标准大气压。-九年级物理
-
21st century China is playing an ever-increasing part in world affairs, and new generations of leade
-
Museums & Attractions—Things to do in London In the Company of CooksUntil Sat Jun 19Imperial War
-
探究影响液体蒸发快慢的因素猜想一:液体蒸发快慢可能跟液体温度的高低有关。猜想二:液体蒸发快慢可能跟液体液体表面空气流动快慢有关.猜想三:液体蒸发快慢可能跟液体液体表-八年级物理
-
People across America are lining up at doctor’s offices, hospitals, and even shopping streets hoping
-
如图是天空出现的奇异云彩,据气象专家分析可能是喷气飞机在“作画”.在晴朗无风的早晨,当飞机从空中飞过,在蔚蓝的天空中会留下痕迹,这种现象俗称为“飞机拉烟”.产生这一现象-九年级物理
-
CParis in the springtime was , is and always will be , something rather special . Why not experience
-
“5.18”海交会上有一种“超声波喷雾降温扇”,在风扇转动时还可喷出水雾。喷雾可以增加空气中的水分,风扇吹风加快了空气中水分的,从而加快了从周围物体热量,达到降温的目的-九年级物理
-
B Every afternoon in South Korea, when school and work finish, over 100,000 people meet on the Inter
-
在“观察水的沸腾”的实验中(1)请你指出图甲中实验操作错误之处是(2)改正错误后,继续实验。当水温升高到90℃时,每隔1min记录一次水的温度,直到水沸腾后再持续几分钟为止。数-八年级物理
题目简介
下列所示四幅图中,属于液化的是-八年级物理
题目详情
答案