本课配套习题挑战模式2/5
单选题
难度系数:
2.
液化的两种方式是
A: 升高温度 |
B: 降低温度 |
C: 增加质量 |
D: 增加体积 |
一次做对,真牛!
+5奖励规则>
- 提示1:PHA+5ray5YyW5pyJ5Lik56eN5pa55byPPC9wPg==
- 提示2:PHA+6ZmN5L2O5rip5bqm5ZKM5Y6L57yp5L2T56evPC9wPg==
- 答案:Qg==
PHA+5ray5YyW5pyJ5Lik56eN5pa55byPLOmZjeS9jua4qeW6puWSjOWOi+e8qeS9k+enry4g5Y+q6Z2g6ZmN5L2O5rip5bqm6IO95L2/5omA5pyJ55qE5rCU5L2T5ray5YyWLOS9huaYr+WPqumdoOWOi+e8qeS9k+enr+S4jeiDveS9v+aJgOacieeahOawlOS9k+a2suWMlizov5jopoHmu6HotrPkuIDlrprmuKnluqbmnaHku7bjgII8L3A+
本课配套习题挑战模式3/5
单选题
难度系数:
3.用哪种方法能促进气体液化( )
A: 增大表面积 |
B: 加热 |
C: 压缩体积 |
D: 加快表面空气流动的速度 |
一次做对,真牛!
+5奖励规则>
- 提示1:IOa2suWMluacieS4pOenjeaWueW8jw==
- 提示2:IOmZjeS9jua4qeW6puWSjOWOi+e8qeS9k+enrw==
- 答案:Qw==
5ray5YyW5pyJ5Lik56eN5pa55byPLOmZjeS9jua4qeW6puWSjOWOi+e8qeS9k+enry4g5Y+q6Z2g6ZmN5L2O5rip5bqm6IO95L2/5omA5pyJ55qE5rCU5L2T5ray5YyWLOS9huaYr+WPqumdoOWOi+e8qeS9k+enr+S4jeiDveS9v+aJgOacieeahOawlOS9k+a2suWMlizov5jopoHmu6HotrPkuIDlrprmuKnluqbmnaHku7bjgII8YnI+
本课配套习题挑战模式4/5
单选题
难度系数:
4.下列现象中,属于压缩气体体积而液化的是( )
A: 锅炉出气口喷出的“白气” |
B: 自然界中的露和雾 |
C: 家用液化石油气 |
D: 自来水管外壁的小水珠 |
一次做对,真牛!
+5奖励规则>
- 提示1:IOa2suWMluacieS4pOenjeaWueW8jw==
- 提示2:IOmZjeS9jua4qeW6puWSjOWOi+e8qeS9k+enrw==
- 答案:Qw==
QeOAgemUheeCieWHuuawlOWPo+WWt+WHuueahOKAnOeZveawlOKAneWxnumZjeS9jua4qeW6puS9v+awlOS9k+a2suWMlu+8jOS4jeWQiOmimOaEj++8mzxicj5C44CB6Ieq54S255WM5Lit55qE6Zyy5ZKM6Zu+6YO95piv5bGe5LqO6ZmN5L2O5rip5bqm5L2/5rC06JK45rCU5ray5YyW77yM5LiN5ZCI6aKY5oSP77ybPGJyPkPjgIHlrrbnlKjmtrLljJbnn7PmsrnmsJTmmK/lnKjluLjmuKnkuIvljovnvKnkvZPnp6/kvb/lhbbmtrLljJbnmoTvvIznrKblkIjpopjmhI/vvJs8YnI+ROOAgeiHquadpeawtOeuoeWkluWjgeeahOWwj+awtOePoOWxnumZjeS9jua4qeW6puS9v+awtOiSuOawlOa2suWMlu+8jOS4jeWQiOmimOaEjy4gPGJyPuaVhemAiUMuIA==
本课配套习题挑战模式5/5
单选题
难度系数:
5.
关于液化,下列说法正确的是( )
A: 所有气体在温度降到足够低时都不可以液化 |
B: 压缩气体体积可以使其液化 |
C: 液化过程是吸热过程 |
D: 液化过程是放热过程 |
一次做对,真牛!
+5奖励规则>
- 提示1:PHA+MS4g5ray5YyW5pyJ5Lik56eN5pa55byPPC9wPg==
- 提示2:PHA+6ZmN5L2O5rip5bqm5ZKM5Y6L57yp5L2T56evPC9wPg==
- 提示3:PHA+5Y6L57yp5L2T56ev5pyJ5rip5bqm6ZmQ5Yi2PC9wPg==
- 答案:RA==
PHA+77yIMe+8ieaJgOacieawlOS9k+WcqOa4qeW6pumZjeWIsOi2s+Wkn+S9juaXtumDveWPr+S7pea2suWMlu+8jOaVhUHpgInpobnor7Tms5XkuI3mraPnoa7vvJs8YnI+77yIMu+8ieWcqOS4gOWumua4qeW6puS4i++8jOWPqumdoOWOi+e8qeS9k+enr+S4jeiDveS9v+aJgOacieeahOawlOS9k+a2suWMlu+8jOaVhULpgInpobnor7Tms5XkuI3mraPnoa7vvJs8YnI+77yIM++8iea2suWMluaYr+aUvueDrei/h+eoi++8jOaVhUPkuI3mraPnoa7vvIxE5q2j56GuLjxicj7mlYXpgIlELjwvcD4=