横向
1
Chemical element in table salt
5
Precious yellow metallic element
6
Our home planet
7
Compound containing oxygen
10
Tissue that contracts for movement
纵向
2
Group of similar cells
3
Path of a planet around the sun
4
Measure of matter in an object
8
Form of thermal energy
9
Gas form of a liquid
11
Particle of light
12
Glass that splits light into spectrum