本题目来源于试卷: Newton’s law of motion，类别为 美国物理杯赛(Physics Bowl)
[单选题]
11.13: A physics book gwiw7b:k p64sd; 1oex sits at rest on a tabl 4ui5 7zrz qw+he. On top of the book is a calculator, also at rest. Which one of the following choices is the Newton’s Third Law pair force to the f i4 +5zq z7rhuworce that the table exerts on the book?
A. The contact force on the table by the book.
B. The gravitational force on the book by the Earth.
C. The gravitational force on the combination of the book and calculator by the Earth.
D. The contact force on the book by the calculator.
E. The contact force on the table by the ground supporting it.
参考答案: A
本题详细解析:
暂无
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