On a map with a scale of 1:50000, if the distance between two points on the map is 4 cm, what is the actual distance in kilometers? A. 0.2 km B. 0.5 km C. 1 km D. 2 km 相关知识点: 试题来源: 解析 D。比例尺 1:50000 表示地图上 1 厘米代表实际距离 50000 厘米,即 500 ...
On a map with a scale of 1:5000, if the distance between two points is 10 cm on the map, what is the actual distance in meters? A. 50 B. 500 C. 5000 D. 50000 相关知识点: 试题来源: 解析 B。本题考查比例尺的应用。比例尺为 1:5000 表示地图上 1 厘米代表实际距离 5000 厘米,10...
On a map with a scale of 1:200000, the distance between two towns is shown as 8 cm. What is the actual distance? A. 16000 m B. 1600 m C. 160000 m D. 1600000 m 相关知识点: 试题来源: 解析 C。比例尺 1:200000 意味着地图上 1 厘米代表实际 200000 厘米。8 厘米代表的实际距离...
解析 The ship will arrive at 1 p.m. 2.6\div \frac{1}{2000000}=5200000 cm=52 km/h.The speed of the ship when sailing downstream is 10+3=13 km/h.Then it takes the ship 52÷13=4 h to arrive.9+4=13. Therefore, the ship will arrive at 1 p.m....
A. small map scale B. large map scale C. medium map scale D. any map scale 相关知识点: 试题来源: 解析 B。解析:文章中提到 If you want to find a specific street in a town, you need a map with a large map scale.。反馈 收藏 ...
On a map with a scale of 1:2000000, the moon river is 2.6 cm long. One day, a ship starts sailing downstream at 9 a.m. from one end of the moon river to the other end. The speed of the ship in still water is 10 km/h and the speed of the water is ...
a large area in great detail C. a small area with little detail D. a large area with little detail 相关知识点: 试题来源: 解析 A。大比例尺地图显示小范围区域且细节丰富。大比例尺地图不是显示大范围区域,也不是小范围区域但细节少或大范围区域且细节少。反馈 收藏 ...
The redshift distribution of these galaxies suggests that the pattern of voids and filaments seen in nearby samples such as the CfA survey is repeated with the same scale even though this survey could see structures which are 5 times larger. Perhaps we have begun to probe deeply enough to ...
A. Have more details B. Have less details C. Be easier to read D. Have more colors 相关知识点: 试题来源: 解析 B。小比例尺地图显示的大面积区域会有较少的细节。选项 A 有更多细节错误;选项 C 更容易阅读不一定,小比例尺可能不太容易看清具体内容;选项 D 与颜色无关。反馈...
On a map, if the scale is 1:50000, it means that 1 centimeter on the map represents ___ in real life. A. 50000 centimeters B. 5000 centimeters C. 500 centimeters D. 50 centimeters 相关知识点: 试题来源: 解析 A。本题考查地图比例尺的含义。比例尺1:50000表示地图上1厘米代表实际生活...