在天平左盤放置一待測物,右盤放置10g砝碼兩個,5g砝碼一個,2g砝碼一個,騎碼的位置在第18個刻度線上,則此待測物的質量為多少?

國二隨堂測驗-長度、體積、質量的測量

Quiz
•
Science
•
8th Grade
•
Hard
于 倢
Used 1+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
27.80g
28.80g
18.80g
26.80g
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
如圖所示,在測量前發現天平指針偏右,想要歸零時,應如何調整甲、乙兩校準螺絲?
甲固定,乙向左旋入
甲固定,乙向右旋出
乙固定,甲向右旋入
乙向左旋入,甲向右旋入
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
如圖,懸吊式等臂天平的秤盤尚未放置任何物品時,天平的指針向左傾斜,則此時兩側的校準螺絲(R、S)應如何調整?
R、S都向左
R、S都向右
R向左,S向右
R向右,S向左
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
甲銅塊、乙鐵塊放在上皿天平兩側可達平衡,在玉山頂測得甲質量為a克,在平地測得乙質量為b克,在非洲峽谷測得甲質量為c克,則a、b、c大小關係下列何者正確?
a=b=c
a>b>c
a<b<c
a=c<b
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
用量筒量酒精的體積得到 16.37 mL,則量筒的最小刻度為下列何者?
1 mL
3 mL
0.1 mL
0.3 mL
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
有一半徑為10cm、高為6cm量筒,內裝1200cm3的水,今小心置入一石塊,結果溢出60cm3的水,則石塊體積為多少cm3?(圓周率為3.14)
3144
1144
744
694
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
松板老師想要測量一正方體的體積,但是她手邊沒有尺可測量正方體的邊長,若她採用排水法測量體積,結果發現這個正方體可以使底面積54平方公分的圓柱體量筒水面高度上升4公分,則此正方體的邊長為多少公分?
3公分
4公分
5公分
6公分
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