横向
1
Substance with pH above 7
3
Force that attracts objects together
5
Particle of light
6
Amplified beam of light
9
Push or pull on an object
10
Mass per unit volume
纵向
2
Unit of power
4
Ball of burning gas in space
5
Tectonic landmass section
7
Biological catalyst
8
Hottest planet in solar system