横向
1
Gas essential for breathing
5
Molten rock beneath Earth surface
6
Amplified beam of light
7
Chemical element in table salt
10
Particle of light
纵向
2
Solid with repeating atomic pattern
3
Hottest planet in solar system
4
Nerve cell in the brain
8
Disturbance that transfers energy
9
Unit of energy
11
Mass per unit volume