
六年级科学:速度测验

Flashcard
•
Science
•
6th Grade
•
Hard
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
速度的定义是什么?
Back
速度是物体在单位时间内移动的距离,通常用米/秒或公里/小时表示。
2.
FLASHCARD QUESTION
Front
如何计算速度?
Back
速度 = 距离 / 时间。例如,如果一个人跑了100米,花了10秒,那么速度是100米 / 10秒 = 10米/秒。
3.
FLASHCARD QUESTION
Front
在100米短跑中,如何判断谁是冠军?
Back
冠军是完成比赛所需时间最短的选手。
4.
FLASHCARD QUESTION
Front
哈伦用10分钟游泳200米,速度是多少?
Back
速度 = 200米 / 10分钟 = 20米/分钟。
5.
FLASHCARD QUESTION
Front
如果一个司机开车160公里用了2小时,速度是多少?
Back
速度 = 160公里 / 2小时 = 80公里/小时。
6.
FLASHCARD QUESTION
Front
在测量速度时,适合的单位有哪些?
Back
常用单位包括米/秒、公里/小时、米/分钟等。
7.
FLASHCARD QUESTION
Front
什么情况下使用公里/小时作为速度单位?
Back
通常用于测量汽车、火车等交通工具的速度。
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