將空鉛筆盒吊在彈簧下面,彈簧的長度會伸長7公分。已知此彈簧下每掛1支鉛筆,就伸長1公分,那麼空鉛筆盒的重量相當於多少支鉛筆呢?
國小自然5下1-2

Flashcard
•
Education
•
1st - 5th Grade
•
Hard
fenyi tsou
FREE Resource
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10 questions
Show all answers
1.
FLASHCARD QUESTION
Front
Back
7支
2.
FLASHCARD QUESTION
Front
如何比較兩個人在400公尺賽跑中的速度?
Back
看誰先到達終點
3.
FLASHCARD QUESTION
Front
兄弟兩人從家裡到圖書館借書,如果走的路一樣,哥哥花了12分鐘到達圖書館;弟弟則花了10分鐘,誰的速度比較快?
Back
弟弟
4.
FLASHCARD QUESTION
Front
在百米賽跑中,狗花了6秒,人花了10秒,袋鼠花了5秒,請問哪一種動物的速度最慢?
Back
人
5.
FLASHCARD QUESTION
Front
四種類型的車移動50公里的時間如下:甲車1小時、乙車45分鐘、丙車50分鐘、丁車40分鐘。如果要從臺北到高雄,行駛相同的路線,選擇哪一種類型的車最快?
Back
丁車
6.
FLASHCARD QUESTION
Front
在兩條相同的彈簧上分別掛上300克重的棉花和300克重的鐵,哪一條彈簧會變得比較長?
Back
一樣長
7.
FLASHCARD QUESTION
Front
利用同一個彈簧掛5個硬幣時,長度是12公分;改掛5顆彈珠時,長度是15公分;改掛5個橡皮擦時,長度是13公分。請問這三樣東西中,哪一樣最重?
Back
彈珠
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