横向
1
Smallest unit of an element
2
Unit of force
5
Amplified beam of light
6
Tissue that contracts for movement
9
Icy body with a tail near the sun
10
Mass per unit volume
纵向
2
Nerve cell in the brain
3
Unit of power
4
Hottest planet in solar system
7
The Red Planet
8
Solid with repeating atomic pattern