相关习题
 0  112589  112597  112603  112607  112613  112615  112619  112625  112627  112633  112639  112643  112645  112649  112655  112657  112663  112667  112669  112673  112675  112679  112681  112683  112684  112685  112687  112688  112689  112691  112693  112697  112699  112703  112705  112709  112715  112717  112723  112727  112729  112733  112739  112745  112747  112753  112757  112759  112765  112769  112775  112783  133493 

科目: 来源: 题型:

【题目】能最直观的反映地表高低起伏的地形图是( )

A. 等高线地形图 B. 地形剖面图 C. 分层设色地形图 D. 地形素描图

查看答案和解析>>

科目: 来源: 题型:

【题目】读图“世界人口分布图”,回答下列问题.

(1)从图中能够看出,数字①②③表示的世界人口最稠密的地区分别是
这几个地区的共同特点是:在海陆位置方面:;在气候方面:;在地形方面:
(2)⑤⑥⑦⑧四地中,人口稀少的原因分别是:⑤ , ⑥ , ⑦ , ⑧

查看答案和解析>>

科目: 来源: 题型:

【题目】读六大板块示意图(如图),回答问题.

(1)板块构造学说是在德国科学家 提出的大陆漂移说的基础上形成的.
(2)图中A板块上的陆地主要属于洲和洲,B板块上的陆地主要属于洲,D板块上的陆地主要属于洲,E板块上的陆地主要属于洲和洲;F板块以海洋为主,主要属于洋.


(3)图中a、b两国地震频发,从地理位置上来看,两国共同位于火山地震带上,这里多火山地震的原因是位于

查看答案和解析>>

科目: 来源: 题型:

【题目】

Haze (雾霾) has become a common word in recent years. It is a kind of air pollution caused by human beings. More and more cars are on the road, and more and more factories are built everywhere, so the pollutant is gave off that do harm to people's life and health, Besides, haze will make the traffic heavier and accidents easy to happen, because drivers can't see the road clearly in the haze.Thirdly, if someone inhales (吸入) much haze, he has greater possibility to get cancer.

In order to protect ourselves and environment, we should take action at once instead of waiting for help. There are some tips for you:

Wear a mask(口罩): this is an efficient way to prevent you from inhaling the haze. But pay attention to buy the masks that arestandard (合格的) and as suitable as the size of your face. And after using, fold the masks, put away when they are dry, and don't wash them.

Don't go outside as possible as you can: in the haze, you should reduce (减少) the time on which you spend doing morning exercise. For workers, don't ride to offices but take a bus. And when going inside, you should drink much water.

The way to clean is very' simple: use the warm water to wash your face, mouth and nasal cavity(鼻腔). This can help you to wash ont the pollutant.

Don't keep windows open for a long time: if the haze is more and more serious, don't open the windows. If you want to, please avoid the peak(最高峰) of haze.

All people want to live in a healthy way, so do everything that we can do in our best.

1________

2________

3________

4________

5________

6________

7________

8________

9________

10________

查看答案和解析>>

科目: 来源: 题型:

【题目】一个人站在北极点上,他的前后左右都是( )

A.东方 B.西方 C.南方 D.北方

查看答案和解析>>

科目: 来源: 题型:

【题目】读“等高线地形图”,完成下列要求:

(1)写出图中字母所代表的地形部位名称:
A , B , C
(2)图中小河F的流向是 , 并用箭头在图中标出流向.
(3)山顶甲在山顶乙的方向.
(4)图中山顶甲的海拔是米;甲、乙两山顶的相对高度是米;图中的等高距是米.
(5)甲、乙两山顶的图上距离是3厘米,而实地距离是米.
(6)图中山坡D和F的坡度相比,坡度较陡的是

查看答案和解析>>

科目: 来源: 题型:

【题目】读亚洲与欧洲、非洲的分界示意图(如图),完成下列问题.

(1)写出下列字母表示的大洲名称.
, 乙 , 丙
(2)写出图中数字表示的海域名称.
, ② , ③ , ④
(3)写出下列字母表示的大洲分界线上的地理事物名称.
a , c , e

查看答案和解析>>

科目: 来源: 题型:

【题目】下列四个地点中,有阳光直射的是( )

A.上海(约31°N) B.北京(约40°N) C.海口(约20°N) D.厦门(约24°N)

查看答案和解析>>

科目: 来源: 题型:

【题目】2001年11月,太平洋上美丽的岛国﹣﹣图瓦卢领导人在一份声明中说,.他们对抗海平面上升的努力已告失败,并宣布他们将放弃自己的家园,举国移民新西兰.图瓦卢成为全球第一个“环境难民”国家的主要原因是(  )
A.近年来全球降水增多
B.二氧化碳排放增多使全球变暖
C.人为地破坏海洋环境
D.图瓦卢人口增长迅速

查看答案和解析>>

同步练习册答案