
3物理24
Quiz
•
Physics
•
8th Grade
•
Easy
誠徳 三木
Used 1+ times
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5 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
道具を使っても使わなくても、仕事の量は変わらないことを何というか。
仕事の原理
仕事の定理
仕事の原則
仕事の法則
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
動滑車を使うとき、持ち上げるのに必要な力は、そのままや定滑車を使った時と比べてどうなるか。
同じ
2倍になる
0になる
半分になる
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
10Nの物体を、斜面を使って、2mの高さまで持ち上げた。仕事はいくつか。
10J
5J
20J
50J
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
動滑車を使って、2kgのものを3mの高さまで持ち上げた。仕事は何Jか。
6J
1.5J
60J
0.6J
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
動滑車を使って、2kgのものを3mの高さまで持ち上げた。ひもを引く長さは何mか。
60m
3m
6m
1.5m
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