横向
1
Positive particle in nucleus
5
Disturbance that transfers energy
6
Path of a planet around the sun
7
Natural satellite of Earth
10
Absolute temperature scale unit
11
Infectious microscopic agent
纵向
2
Element found in all living things
3
Force that attracts objects together
4
Nerve cell in the brain
7
Measure of matter in an object
8
Unit of power
9
Group of similar cells