熱的影響與傳播
Quiz
•
Science
•
6th Grade
•
Medium
品璇 閻
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23 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
進行「熱在氣體中的傳播」實驗時,充滿煙霧的冷瓶放置在熱瓶上方時,會產生什麼狀態?
煙霧留在下方
煙霧往下方移動
煙霧留在上方
煙霧先往下方移動,再往上方移動。
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
天燈是利用下列哪一個現象設計的?
熱空氣下沉
熱空氣上升
冷空氣上升
冷空氣會懸浮在熱空氣上面。
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
容器要有好的保溫效果,該容器最不可能具有下列哪一項特色?
有真空層
沒有蓋子
容器的開口比較小
有使用到泡棉材質。
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
進行「熱在固體中如何傳播」實驗時,在鐵尺的三個不同位置放置奶油,下列哪一個正確的?
位置 A 先融化
位置 B 先融化
位置 C 先融化
位置 A、B、C 同時融化。
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
進行「熱在固體中如何傳播」實驗時,準備鐵尺、奶油、塑膠板、燒杯。下列哪一項是操作變因?
鐵尺長度
奶油位置
熱水溫度
燒杯容量
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
進行「熱在氣體中的傳播」實驗時,觀察熱在廣口瓶裡的流動,將點燃線香放入廣口瓶裡,使其充滿煙霧主要的目的是?
加熱廣口瓶裡氣體的溫度
方便觀察氣體的流動
消耗廣口瓶裡的氧氣
增加廣口瓶裡的二氧化碳
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
保冷袋可以達到保溫效果,哪一個正確?
鋁箔材質
讓熱透過輻射進入
鋁箔材質讓熱反射,
防止熱透過輻射而散失
內層泡棉
可以增加熱的傳導
內層泡棉
無保溫效果
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