Correct, Light travels in straight lines., We can see through transparent materials., Mirror reflects the light in one direction., Paper is an opaque material, The human skin is considered as opaque, Incorrect, Light travels in zigzag lines., We can see through opaque materials., Wood reflects the light in one direction., Paper is a transparent material, The human skin is considered as transparent

Light

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排行榜

視覺風格

選項

切換範本

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