横向
1
Force that attracts objects together
4
Tissue that contracts for movement
5
Absolute temperature scale unit
6
Center of an atom or cell
8
Substance with pH above 7
9
Infectious microscopic agent
12
Path of a planet around the sun
纵向
2
Hottest planet in solar system
3
Our home planet
6
Unit of force
7
Naturally occurring inorganic solid
10
Icy body with a tail near the sun
11
Measure of matter in an object