Across
1
Unit of force
3
Chemical element in table salt
5
Unit of energy
8
Substance with pH below 7
Down
2
Precious yellow metallic element
4
Curved glass that refracts light
6
Disturbance that transfers energy
7
Smallest unit of an element
Unit of force
Chemical element in table salt
Unit of energy
Substance with pH below 7
Precious yellow metallic element
Curved glass that refracts light
Disturbance that transfers energy
Smallest unit of an element