Across
1
Fourth state of matter
4
Absolute temperature scale unit
Down
1
Particle of light
2
Smallest unit of an element
3
Substance with pH above 7
5
Curved glass that refracts light
6
Substance with pH below 7
7
Basic unit of life
Fourth state of matter
Absolute temperature scale unit
Particle of light
Smallest unit of an element
Substance with pH above 7
Curved glass that refracts light
Substance with pH below 7
Basic unit of life