横向
1
Precious yellow metallic element
3
Magnetic metallic element
4
Smallest unit of an element
6
Unit of force
8
Infectious microscopic agent
9
Tissue that contracts for movement
13
Group of similar cells
纵向
2
Naturally occurring inorganic solid
5
Mass per unit volume
7
Compound containing oxygen
10
Natural satellite of Earth
11
Glass that splits light into spectrum
12
Reddish electrical conductor
14
Absolute temperature scale unit