Science Lesson

公开|
4
6
2
8
10
1
3
5
9
7

横向

1

Glass that splits light into spectrum

5

Mass per unit volume

6

Compound containing oxygen

7

Natural satellite of Earth

纵向

2

Infectious microscopic agent

3

Chemical element in table salt

4

Second lightest element

8

Preserved remains of ancient life

9

Reddish electrical conductor

10

Biological catalyst