横向
1
Tissue that contracts for movement
4
Element found in all living things
5
Positive particle in nucleus
10
Glass that splits light into spectrum
11
Infectious microscopic agent
13
Form of thermal energy
纵向
2
Chemical element in table salt
3
Icy body with a tail near the sun
5
Tectonic landmass section
6
Curved glass that refracts light
7
Unit of energy
8
Mass per unit volume
9
Unit of power
12
The Red Planet