Particles may undergo populations.Logical formLearned from19 sentences. A fraction can be constituted-of-or-filled-with particles.Logical formLearned from19 sentences. Particles can be buoyant.Logical formLearned from19 sentences. Particles can be hazardous.Logical formLearned from19 sentences. Velocities may pertain-to particles.Logical formLearned from19 sentences. Particles may pertain-to the world.Logical formLearned from19 sentences. (Energy particles) may interact with the upper atmosphere.Logical formLearned from19 sentences. (Energy particles) can be from the sun.Logical formLearned from19 sentences. (Subatomic particles) may pertain-to nature.Logical formLearned from19 sentences. (Particle accelerators) may undergo a development.Logical formLearned from18 sentences. (Particle physics) may undergo a development.Logical formLearned from18 sentences. (Food particles) can be suspended.Logical formLearned from18 sentences. Particles can be greater.Logical formLearned from18 sentences. A system can be constituted-of-or-filled-with some particles.Logical formLearned from18 sentences. A trajectory may pertain-to a particle.Logical formLearned from18 sentences.