质量相等的同种物质,温度升高越多,吸收的热量______;同一种物质升高相同的温

题型:填空题

问题:

质量相等的同种物质,温度升高越多,吸收的热量______;同一种物质升高相同的温度时,______越大的物体吸收的热量越多;质量相等的两种不同物质组成的物体,升高相同温度时,______小的吸收热量少.

考点:热量的计算
题型:填空题

阅读下面短文,把A—D四个句子填入文中空缺处,使短文内容完整、正确、然后完成最后小题。

3Dprinters have been around us for some time. There is a lot you can do and image with a 3D printer. ____小题1:____

A company in China has recently used 3D printers to make ten full-sized housed in just 24 hours. ____小题2:____. These houses are printed wth special “ink ”that has been made from industrial construction waste. The using of cheap materials makes it possible to print each house under $500小题3:The CEO of the company says , “____小题4:____ ”He plans to set up 100 recycling factories across China and changing waste into cost-effective  “ink ”for 3D printers. ____小题5:____However ,at present ,multi-storeys 3D-printed building are not allowed in China. So,it’s important that the 3D printing technology will be widely used to build any time soon. Maybe there be still a long way  to go.

小题6:According to the passage ,which of the following is TURE?

A.Each of the printed housed costs at least 5000dollars .

B.There’s no limit in China to print tall building with 3Dprinters .

C.The 10full-sized houses are printed out of recycled materials.

D.3D printers will soon caome into commom use to build houses .

题型:填空题
计算下面各题.(能够简便计算的要求简便计算)
45×19+4680÷12=
9
25
÷6+1÷6×
6
25
9.8×[3.45-(3.85-0.47)][
1
2
-(
3
4
-
3
5
)
]÷
7
10
题型:填空题

民事法律行为的有效条件是什么?

题型:填空题

内边界线

题型:填空题

在反射弧中,神经冲动在神经元之间的传导方向,正确的是()

A.一个神经元的树突"另一个神经元的细胞体或轴突

B.一个神经元的轴突"另一个神经元的细胞体或树突

C.一个神经元的树突或轴突"另一个神经元的细胞体

D.一个神经元的细胞体或轴突"另一个神经元的树突

更多题库