如附圖所示,小玉在光滑水平桌面上,利用一組質量相同的砝碼及滑車一臺,操作「不同拉力下,物體質量不變,產生不同加速度」的實驗,下列操作方法何者正確?
國中自然3上_2-2

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Fun
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7th - 9th Grade
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Hard
Tang Da
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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
秤盤上的砝碼數不變,僅須改變滑車上的砝碼數
滑車上的砝碼數不變,僅須改變秤盤上的砝碼數
滑車與秤盤上的砝碼總數不變
滑車與秤盤上的砝碼數須同時等量增加或減少
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
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