横向
1
Infectious microscopic agent
4
Measure of matter in an object
6
Smallest unit of an element
7
Precious yellow metallic element
8
Substance with pH above 7
10
Ball of burning gas in space
11
Our home planet
纵向
2
Compound containing oxygen
3
Chemical element in table salt
5
Fourth state of matter
9
Amplified beam of light
