
2-2牛頓第2運動定律
Interactive Video
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Science
•
8th - 9th Grade
•
Practice Problem
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Easy
國坤 陳
Used 3+ times
FREE Resource
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
當施加於物體的外力越大,在質量不變的情況下,物體產生的加速度會如何變化?
加速度會變小。
加速度會變大。
加速度保持不變。
無法判斷。
2.
MULTIPLE CHOICE QUESTION
30 sec • Ungraded
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3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
為什麼裝滿東西的購物車比空的購物車更難推動?
因為裝滿東西的購物車摩擦力較大。
因為裝滿東西的購物車質量較大,需要更大的力才能產生相同的加速度。
因為空的購物車比較輕,所以更容易加速。
因為裝滿東西的購物車會產生反作用力。
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
如果對兩個不同質量的物體施加相同的力,哪個物體會產生較大的加速度?
質量較大的物體。
質量較小的物體。
兩者加速度相同。
取決於物體的形狀。
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
在牛頓第二運動定律的公式 F = ma 中,符號 'F' 代表什麼物理量?
質量。
加速度。
外力。
時間。
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