- - Antielectron
- - Place with resistance for current particle
- - particle put forward and not rebounding
- - Particle discovered by Carl David Anderson in 1932
- - Correct, sport — ion is a particle
- - Antimatter particle
- - Particle, larger than normal, has it in for most common of neutrinos
- - Elementary particle with positive charge
- - The "P" in PET scan
- - Antiparticle first observed in 1929
- - Particle, when realigned, is right on top
- - Beta decay emission, sometimes
- - First antiparticle discovered
- - Certain antiparticle
- - Subatomic particle
- - Basic particle
- - Physics particle
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