Particles may fall.Logical formLearned from11 sentences. Particles can be artificial.Logical formLearned from11 sentences. A (subatomic particle) may be used by scientists.Logical formLearned from11 sentences. Particles may be emitted by the sun.Logical formLearned from11 sentences. (Uranium particles) can be unexplained.Logical formLearned from11 sentences. Particles can be constituted-of-or-filled-with plastic.Logical formLearned from10 sentences. Origins may pertain-to particles.Logical formLearned from10 sentences. Particles may move at a speed of light.Logical formLearned from10 sentences. A particle may undergo a rotation.Logical formLearned from10 sentences. Particles can be environmental.Logical formLearned from10 sentences. Particles can be constituted-of-or-filled-with coal.Logical formLearned from10 sentences. Interactions can be between charged particles.Logical formLearned from10 sentences. An assembly can be constituted-of-or-filled-with particles.Logical formLearned from10 sentences. Particles may undergo a displacement.Logical formLearned from10 sentences. Particles can be from water.Logical formLearned from10 sentences.