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自由落體

自由落體

Assessment

Interactive Video

•

Science

•

9th Grade

•

Practice Problem

•

Hard

Created by

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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