
8上補考
Quiz
•
Other
•
8th Grade
•
Medium
林汎貞 林汎貞
Used 4+ times
FREE Resource
30 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1. 使用上皿天平測量物體,若右盤放置的砝碼為 50 公克 1 個、20 公克 2 個、5 公克 1 個、200 毫克砝碼 1 片、100 毫克砝碼 1 片,則此物體質量應記錄為多少公克?(此天平可測量的最小刻度單位為 100 毫克)
75.3
95.3
75.30
95.30
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2.取三個完全相同的燒杯,裝入等量的水,分別放入質量相同的銀塊(密度:10.5 公克∕立方公分)、鐵塊 (密度:7.9 公克∕立方公分)、鋁塊(密度:2.7 公克∕立方公分),若金屬塊皆完全沒入水中,且燒杯內的水皆 沒有溢出,則哪個燒杯中的水面上升最少?
放入銀塊的燒杯
放入鐵塊的燒杯
放入鋁塊的燒杯
三個燒杯水面上升一樣多
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
3. 下列物質:(甲)醬油 (乙)空氣 (丙)蒸餾水 (丁)純果汁 (戊)二氧化碳 (己)無糖氣泡水 (庚)銀,屬於純物質的有那些?
甲乙己
乙丙丁
丙丁戊庚
丙戊庚
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
10.實驗室製造二氧化碳氣體,用哪一種方法收集氣體最理想?
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
4.下列有關繩波的敘述,哪一項是正確的?
綁在繩子上的絲帶會隨之朝另一端前進
繩波是屬於縱波
繩波是由於繩子受到振動而產生
綁在繩子上的絲帶,其振動方向與繩波傳播的方向平行。
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
5.聲音在下列哪一種介質中傳播速率最快?
20℃的水
20℃的鋼鐵
20℃的空氣。
15℃的空氣
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
6. 小溪將甲、乙、丙三個物質的質量與體積關係測量出來後,繪製成關係圖(如右圖),則此三個物質的密度大小關係為?
甲=乙=丙
甲>乙>丙 。
丙>乙>甲
無法比較
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