Across
1
Infectious microscopic agent
3
Precious yellow metallic element
5
Unit of energy
7
Molten rock beneath Earth surface
Down
2
Path of a planet around the sun
4
Preserved remains of ancient life
6
Biological catalyst
8
Amplified beam of light
Infectious microscopic agent
Precious yellow metallic element
Unit of energy
Molten rock beneath Earth surface
Path of a planet around the sun
Preserved remains of ancient life
Biological catalyst
Amplified beam of light