Unit 6 复习
Authored by Chensai Wu
Science
4th Grade
NGSS covered
Used 5+ times
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11 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
下面哪个是人造光源?
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
图片中能看到_____.
音调的高低
光的反射
光的折射
光波的长短
Tags
NGSS.MS-PS4-2
3.
DRAW QUESTION
45 sec • 1 pt
Draw a waxing Gibbous moon phase.
Tags
NGSS.MS-ESS1-1
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
什么是声音？
物体震动产生的声波。
物体反射产生的光源。
人类和动物都能听到的声波。
物体震动产生的音调。
Tags
NGSS.MS-PS4-2
NGSS.MS-PS4-1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
图片中的物体是_____。
透明
半透明
不透明
不知道
Tags
NGSS.MS-PS4-2
6.
DRAW QUESTION
45 sec • 1 pt
画画一个满月。
Tags
NGSS.MS-ESS1-1
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下面哪个不是简单机械？
杠杆
小球
轮轴
楔子
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