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| physical object > artifact > device > instrument > high energy detector > spark chamber | 
| spark chamber comparison table | ||
| Subject | has definition | is a kind of | 
|---|---|---|
| high energy detector | Device for recording the presence of subatomic particles. A typical modem detector consists of an array of electronic sensors connected to a computer, capable of recording the paths of the particles as they fly out from the collision site in a particle accelerator. | instrument | 
| spark chamber | A means of detecting high energy particles by the trail of ionizations left as they pass through a chamber containing many charge plates. | high energy detector | 
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