横向
1
Solid with repeating atomic pattern
4
Group of similar cells
6
Molten rock beneath Earth surface
10
Absolute temperature scale unit
11
Positive particle in nucleus
12
The Red Planet
14
Unit of force
纵向
2
Our home planet
3
Chemical element in table salt
5
Gas form of a liquid
7
Center of an atom or cell
8
Magnetic metallic element
9
Amplified beam of light
13
Force that attracts objects together