Which of the following statements is true about the ideal gas contained at a fixed volume when its temperature is raised?A.The density of the gas decreases.B.The average velocity of the gas particles increasesC.the density of the gas increases....
Can you ___ any smell of the gas which is escaping A.discoverB.detectC.findD.spot 相关知识点: 试题来源: 解析 B 近形近义题。本句要表达的意思是:你能不能闻到泄漏的煤气味 几个选项的意思是:detect“察觉,发觉,发现”;discover“发现”,指偶然发现了已经存在那里很长时间的事物;find“(通过努力...
7. Which one of the following pairs of statements about a liquid and a gas is true?! 3Liquid Gas(1)It has mass.It has no mass.(2)It cannot be seen.It can be seen.(3)It has a fixed volume.It does not have a fixed volume.(4)It has a definite shape.It has no definite shape...
A.discoverB.detectC.findD.spot相关知识点: 试题来源: 解析 B [解析] 这四个选项都含有“发现”的意思。[B]detect侧重指为了得到准确的结论而进行有目的的调查,还指通过详细观察才能发现某物,与smell构成动宾结构,故为答案。而[A]discover侧重指偶然发现了已经存在那里很长时间的事物;[C]find侧重指偶然无意...
1 50. Is there a gas station around ___ I can get some petrol? A.which B.what C.where D.That 250. Is there a gas station around ___ I can get some petrol?A.whichB.whatC.whereD.That 3 Is there a gas station around ___I can get some petrol?A. thatB. whichC. where...
SAT物理题Which of the following statements is true about the ideal gas contained at a fixed volume when its temperature is raised?A.The density of the gas decreases.B.The average velocity of the gas particles increasesC.the density of the gas incr
百度试题 结果1 题目4. ( )Which of these is true? A: All machines use gas. B: We don't really need oil. C: There is still a big supply of oil. D: Oil is not cheap. 相关知识点: 试题来源: 解析 D 反馈 收藏
Which of the following is TRUE according to the passage? A. Gas played a major part in the 20th century。 B. Natural gas facilities are far from satisfactory。 C. Gas reserves are widely spread around the world. D. Necessary facilities are ready to bring gas to market。 相关知识点: ...
Is oxygen the only gas ___ helps fire burn?A. that B. / C. which D. it 相关知识点: 试题来源: 解析 [答案]A [解析][详解]句意:氧气是唯一帮助火燃烧的气体吗?考查定语从句。先行词前面用the only来修饰,应该用that来引导,不能用which。故选A。反馈 收藏 ...
"I would definitely think about it, and read about and talk to my doctor about it," said Rowell, 36, of Concord. "It is nice to know that it doesn"t affect the baby." Though laughing gas is commonly used for labor pain relief in Canada, Great Britain and other countries, it"s be...