[請益] 想請教一個理化問題..有關光
題目是..
將某本書的封面置於裝滿水的圓柱狀玻璃杯前兩倍焦距外..
則在杯前看到的是倒立實像
這個敘述對還是錯..為什麼..
雖然我不是理化老師...但我還滿想知道為什麼..
希望知道的人能夠回答詳細一點..我理化不是很好..
..............................................................................
我有上知識+問...結果等了10天..沒人理我..害我還浪費10點
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