本题目来源于试卷: Physics Unit2: Kinematics One Dimensional Motion，类别为 通用国际物理
[单选题]
Suppose a ball is thrown dpn9n k6 sy(h8nlg .qn3uj:)orownward in the absence of air resistance. Mahr26blmozc;ibaszs a 0 4)r,jz) x+ a/ke a statemems 0hja b46zscaol;z,/2i+ar b z))rx nt concerning 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
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