能發出光的叫做光源

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Answer explanation

Jupiter is a gas giant made primarily of hydrogen and helium. Unlike terrestrial planets that have solid surfaces, gas giants like Jupiter don't have a well-defined solid surface, allowing them to accumulate more mass in a gaseous form. This composition has allowed Jupiter to grow significantly larger than planets with solid surfaces.

融化的奶油放到冰箱可回復成固態。

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溫度越低，麵糰發酵的速度越快。

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通常酸性物質摸起來會有滑滑的感覺

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紫色高麗菜遇到鹼性食物時會變成藍綠色

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紫色高麗菜遇到酸性食物時會變成紅色

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鹼性物質摸起來滑滑的

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光照射到鏡子上反射後的光還是直線前進

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用不同燈色的交通號誌燈來管制交通是光的應用

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平交道的交通號誌燈是聲和光的應用

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