横向
1
Element found in all living things
4
Fourth state of matter
5
Icy body with a tail near the sun
6
Glass that splits light into spectrum
7
Molten rock beneath Earth surface
11
Unit of energy
纵向
2
Force that attracts objects together
3
Reddish electrical conductor
8
Infectious microscopic agent
9
Gas essential for breathing
10
Substance with pH below 7