[单选题]
Which of the following is a r*u1su( lod-a (y3els vuar uhgh25q+kq )og22 ector quantity?
A. Speed
B. Electric force
C. Electric current
D. Temperature
参考答案: B
本题详细解析: For any force, the direction is an essential aspect of thecx624 p/mkws z:w 1zwp quantity. All other options here arz w1 4mp ckxw2sw6/pz:e scalar quantities.
