

自由落體
Interactive Video
•
Science
•
9th Grade
•
Practice Problem
•
Hard
林鴻銘 undefined
FREE Resource
17 questions
Show all answers
1.
SLIDE QUESTION
1 min • Ungraded
2.
SLIDE QUESTION
1 min • Ungraded
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
根據廣義定義,下列哪一種情況屬於自由落體運動?
一顆球只受地球重力作用從高處落下
一顆球在空中被風吹動
一顆球在水中下沉
一顆球被人用手拋向空中後停在半空
4.
SLIDE QUESTION
1 min • Ungraded
5.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
根據早期學者的探索,下列哪些關於物體下落的理論是正確的?
物體速度與下落距離成正比
速度正比於時間
距離與時間平方成正比
物體在相等時間間隔中落下距離與序數成正比
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列哪一位學者在《De Caelo》中描述了落體想法,並被後來的科學家推翻?
亞里斯多德
伽利略
牛頓
達文西
7.
SLIDE QUESTION
1 min • Ungraded
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