横向
1
Particle of light
3
Tissue that contracts for movement
5
Glass that splits light into spectrum
8
Unit of energy
9
Substance with pH below 7
10
Unit of heredity
11
Reddish electrical conductor
纵向
2
Push or pull on an object
4
Element found in all living things
6
Blocking of light by a celestial body
7
Second lightest element