横向
1
Unit of force
5
Curved glass that refracts light
6
Natural satellite of Earth
8
Chemical element in table salt
9
Positive particle in nucleus
纵向
2
Smallest unit of an element
3
Push or pull on an object
4
Absolute temperature scale unit
7
Biological catalyst
10
Icy body with a tail near the sun
11
Force that attracts objects together