A:合力的大小一定大于小的分力、小于大的分力.来源:学*科*网
B:合力的大小随分力夹角的增大而增大.
C:合力的大小一定大于任意一个分力.
D:合力的大小可能大于大的分力,也可能小于小的分力
根据句意及首字母提示完成单词(1)I want to have two days o____ (2)Sally can h____ hear the traffic in the streets.(3)I have told her the w ____ story.(4)From the t____ of the mountain I can see the sea.(5)We took a cable car to see the v ____ of the countryside.
(2015•北海)电动车已成为短途交通的常用工具,下列说法正确的是( )
以赤道为界,北纬和南纬的度数分别向北,向南变化的规律是( )