横向
1
Tectonic landmass section
4
Solid with repeating atomic pattern
5
Hottest planet in solar system
6
Natural satellite of Earth
纵向
2
Nerve cell in the brain
3
Curved glass that refracts light
7
Preserved remains of ancient life
8
Form of thermal energy
9
Molten rock beneath Earth surface
10
Glass that splits light into spectrum
11
Path of a planet around the sun
12
Our home planet