J2_第四章(下)空气的成分
Quiz
•
Science
•
7th Grade
•
Practice Problem
•
Medium
W.Y. Tan
Used 174+ times
FREE Resource
Enhance your content in a minute
15 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
1 min • 1 pt
下列气体属于稀有气体的是。。。
氦气
氧气
氮气
二氧化碳
氡气
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
空气中稀有气体的体积约占_______。
21%
78%
0.94%
0.03%
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
稀有气体坐落在元素周期表里的第____族
1
5
13
18
4.
MULTIPLE SELECT QUESTION
1 min • 1 pt
下列哪一项叙述是和氮气有关?
制作各种颜色的霓虹灯
无色无味
可合成氮肥
可用来治疗癌症
不很难溶于水
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
a、b、从三个集气瓶中,分别盛有空气、氮气和氧气中的一种气体。用一根燃着的木枝分别插入瓶中,依次观察火焰熄灭、继续燃烧、燃烧得更旺,则瓶中所盛的气体依次是____
氧气、氮气、空气
氮气、氧气、空气
空气、氧气、氮气
氮气、空气、氧气
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
下列有关空气的说法中,正确的是___。
空气是纯净物
空气中含有各种气体
空气中不含大量微生物和尘埃
空气中各成分气体的比例经常大幅度变化
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
若空气中氮气减少,可能发生下列那种现象?
木材剧烈燃烧
食物不再腐烂
氧气大量增加
二氧化碳减少
Access all questions and much more by creating a free account
Create resources
Host any resource
Get auto-graded reports

Continue with Google

Continue with Email

Continue with Classlink

Continue with Clever
or continue with

Microsoft
%20(1).png)
Apple
Others
Already have an account?
Similar Resources on Wayground
11 questions
二年级 科学 科学技能
Quiz
•
1st - 12th Grade
10 questions
國小自然4上ch3-1影響物質變化的因素
Quiz
•
KG - University
10 questions
化学変化(中2化学)
Quiz
•
6th - 8th Grade
20 questions
速度
Quiz
•
1st - 12th Grade
19 questions
三年级科学体积
Quiz
•
1st - 12th Grade
19 questions
F&S Activity 1.2 Vocabulary (PLTW)
Quiz
•
6th - 8th Grade
20 questions
四年级科学 - 能
Quiz
•
1st - 12th Grade
10 questions
五年级科学-动物
Quiz
•
1st - 12th Grade
Popular Resources on Wayground
15 questions
Fractions on a Number Line
Quiz
•
3rd Grade
20 questions
Equivalent Fractions
Quiz
•
3rd Grade
25 questions
Multiplication Facts
Quiz
•
5th Grade
54 questions
Analyzing Line Graphs & Tables
Quiz
•
4th Grade
22 questions
fractions
Quiz
•
3rd Grade
20 questions
Main Idea and Details
Quiz
•
5th Grade
20 questions
Context Clues
Quiz
•
6th Grade
15 questions
Equivalent Fractions
Quiz
•
4th Grade
Discover more resources for Science
20 questions
Cell Organelles and Functions
Quiz
•
6th - 8th Grade
33 questions
Grade 6 Quarter 3 PMA 5 Review
Quiz
•
6th - 8th Grade
12 questions
Ecological Succession
Quiz
•
7th Grade
10 questions
Exploring the Rock Cycle: Types and Formation
Interactive video
•
6th - 8th Grade
10 questions
Exploring the Layers of the Earth
Interactive video
•
6th - 10th Grade
10 questions
Exploring the Rock Cycle
Interactive video
•
6th - 8th Grade
12 questions
Photosynthesis
Quiz
•
7th Grade
10 questions
Exploring Weathering, Erosion, and Deposition Processes
Interactive video
•
6th - 10th Grade
