本题目来源于试卷: Physics Unit2: Kinematics One Dimensional Motion，类别为 国际高中通用物理
[单选题]
Suppose a ball is thr1 9i.9gpvtfwxco3 l 7w-w* -wjmty kfa5ry+.gown downward in the absence of air resistance. Make a statement concernin*- wakrtw- +. gy5yjfmg its acceleration.
A. Its acceleration is constantly increasing.
B. Its acceleration is constant.
C. Its acceleration is constantly decreasing.
D. Its acceleration is zero.
参考答案: B
本题详细解析:
暂无
| 
