本题目来源于试卷: Physics Unit23: Light and Geometric Optics，类别为 国际高中通用物理
[单选题]
The image of the rare stamp you syfp -j3(ghck6 ee throughp;ylj/cx8sx1 ld ue* ( a magnifying glass is
A. always the same orientation as the stamp.
B. always upside-down compared to the stamp.
C. either the same orientation or upside-down, depending on how close the stamp is to the glass.
D. either the same orientation or upside-down, depending on the thickness of the glass used.
参考答案: C
本题详细解析:
暂无
| 
