國中自然2上ch1-2測量與估計

Flashcard
•
Science
•
8th Grade
•
Easy
建豪 霍
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8 questions
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1.
FLASHCARD QUESTION
Front
測量結果的正確敘述:
Back
多次測量後,再取平均值,通常可以得到較準確的測量結果
2.
FLASHCARD QUESTION
Front
阿翰用不同尺測量同一鉛筆,測量結果如下:甲的測量值3.0cm,兩把尺最小刻度不同,乙的測量值3.0cm,使用乙尺可得較準確值。
Back
乙的測量值為3.0cm
3.
FLASHCARD QUESTION
Front
不會有誤差的敘述
Back
某國中有305人,其中170人為女生
4.
FLASHCARD QUESTION
Front
六位同學用相同直尺測量某物體長度,結果為27.5、27.4、27.47、27.6、27.5、27.5公分。錯誤敘述為:
Back
測出「27.47公分」的同學測量最準確
5.
FLASHCARD QUESTION
Front
測量值:甲=1.201m;乙=58.2cm;丙=342.5mm。最小刻度為何?
Back
甲與乙相同
6.
FLASHCARD QUESTION
Front
四位同學用mm直尺測量橡皮擦長度,紀錄正確者:
Back
小華
7.
FLASHCARD QUESTION
Front
三位同學測量螺絲起子長度,正確紀錄為?
Back
娜美
8.
FLASHCARD QUESTION
Front
物體長2.130公尺,另一物長1公尺20公分,應記為?
Back
12.00公寸
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