横向
1
Infectious microscopic agent
4
Glass that splits light into spectrum
5
Biological catalyst
7
Form of thermal energy
9
Particle of light
12
Natural satellite of Earth
纵向
2
Disturbance that transfers energy
3
Ball of burning gas in space
4
Fourth state of matter
6
Mass per unit volume
8
Measure of matter in an object
10
Solid with repeating atomic pattern
11
Our home planet