
0721牛頓定律
Quiz
•
Science, Physics
•
9th Grade
•
Practice Problem
•
Easy
Van Zheng
Used 2+ times
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11 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
將一元硬幣放在玻璃瓶上方,
中間隔著一片塑膠片,
今快速將塑膠片水平抽出如圖所示,
則一元硬幣將如何?
落入玻璃瓶中
在瓶口左方落下
跟著塑膠片水平飛出
在玻璃瓶右方落下
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
若物體的質量為 m kg,
加速度為 a m/s2,
則外力以下列何者為單位?
牛頓
公斤重
公克重
歐姆
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
一輛質量為1000kg的跑車由靜止起動後之速度與時間關係如圖所示,由圖可以判斷,在第4秒的瞬間,跑車所受的合力為何?
0 牛頓
1 牛頓
2 牛頓
3 牛頓
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
太空船內有一質量為10公斤的物體,當太空人以10牛頓的力去拉它時,此物體的加速度為多少m/s2?
0
0.1
1
10
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
落入油槽內的小球有時會以等速度下降,是因為此時如何?
在油內無重力
球的重力小於浮力
作用於球的合力為零
沒有摩擦力
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
若重力加速度g值為9.8m/s2,則1kgw等於多少?
1牛頓
9.8牛頓
10牛頓
98牛頓
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
腳踏車雙載會造成危險,主要原因為何?
違反校規,會被老師關切
雙載時,質量較大腳踏車較難停下
其實不會危險,摩托車也雙載
只要記得戴上安全帽就不會有危險
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