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Science

1st -

5thgrade

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光的特性(二 )

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20 questions

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  • 1. Multiple Choice
    30 seconds
    1 pt
    Image

    以上条光线路径。

    哪一条最有可能是折设光线的路径?

    A

    B

    C

    D

  • 2. Multiple Choice
    30 seconds
    1 pt

    哪项工具应用光的反射原理制成?

    Image
    Image
    Image
    Image
  • 3. Multiple Choice
    30 seconds
    1 pt

    哪种用具应用了光的反射原理?

    Image
    Image
    Image
    Image
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