横向
1
Particle of light
4
Disturbance that transfers energy
7
Glass that splits light into spectrum
9
Reddish electrical conductor
纵向
2
Unit of energy
3
Blocking of light by a celestial body
5
Biological catalyst
6
Smallest unit of an element
8
Path of a planet around the sun
10
Chemical element in table salt
11
Compound containing oxygen