六年级科学~复杂机械

Quiz
•
Science
•
1st - 6th Grade
•
Medium
ASZ Moe
Used 63+ times
FREE Resource
30 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
什么是复杂机械?
由两种或以上的简单机械所组成
结构简单但外形复杂的机械
可轻易进行工作的工具
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下哪一个不是复杂机械?
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
右图是一组学生制作的复杂机械。
这个模型应用了哪些简单机械?
齿轮,轮轴
轮轴,螺旋
滑轮,齿轮
螺旋,滑轮
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
W 最有可能是什么工具?
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
X工具是运用尖劈和杠杆这两种简单机械原理来操作。
以下哪一个最有可能是X工具?
菜刀
水瓢
长度
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下哪一种工具和铅笔刨运用相同的原理操作?
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
图中的工具运用了哪些简单机械原理操作?
杠杆和斜面
尖劈和杠杆
尖劈和齿轮
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