- 平衡力
- 共16题
1
题型:
单选题
|
静止在水平地面上的物体受到重力G和支持力N的作用,物体对地面的压力为F,则以下说法中正确的是
[ ]
正确答案
C
1
题型:
单选题
|
如图所示,两个小球A和B,中间用弹簧连接,并用细绳悬于天花板下,下面四对力中,属于平衡力的一对力是
[ ]
正确答案
D
1
题型:简答题
|
______, I shall still go outside.
A.As the sun is hot
B.Hot as is the sun
C.Hot as the sun is
D.Though is the sun
正确答案
C
解析
暂无解析
1
题型:简答题
|
The river ______ after the heavy rain.
A.increased
B.lifted
C.raised
D.rose
正确答案
D
解析
暂无解析
1
题型:简答题
|
The computer is in ______ bad condition ______ I can't work with it.
A.so, that
B.such, that
C.too, that
D.such a, as
正确答案
B
解析
暂无解析
已完结
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