Science Discovery

公开|
3
8
7
2
10
1
5
4
9
6

横向

1

Curved glass that refracts light

4

Second lightest element

6

Reddish electrical conductor

7

Naturally occurring inorganic solid

10

Substance with pH above 7

纵向

2

Absolute temperature scale unit

3

Infectious microscopic agent

5

Particle of light

8

Mass per unit volume

9

Path of a planet around the sun