
110自然五上第三單元
Authored by 李政導 李政導
Science
5th Grade
Used 5+ times

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40 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
只有將物品的溫度保持在高溫狀態的裝置,才能夠稱為保溫裝置。
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2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
保溫裝置只能讓物品的溫度維持高溫,無法維持低溫。
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3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
天氣熱時,用扇子搧風會覺得涼快,主要是運用熱的對流原理來散熱。
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4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
比較不同的材質或裝置,具有較好的保溫效果的材料,通常也會有較好的保冷效果。
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5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
阿騰自製兩個保溫裝置,各裝入相同溫度的熱水,一段時間後,水溫下降少的表示熱散失得少,保溫效果愈差。
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6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
保溫瓶只能讓熱水保溫,不能讓冰水保溫。
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7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
屋頂裝置通風球是裝飾用,無法增加空氣對流來散熱。
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