1 1. Centipedes are the only arthropods with poison claws for subduing prey. 2  2. Centipedes do not have 100 legs. 3  3. Centipedes have one pair of legs per body segment. 4  4. All centipedes are predators. 5  5. Centipedes can live for several years. 6  6. Centipedes can regenerate lost legs. 7  7. Some centipedes care for their young.
Beta Particle Definition: An electron or positron. The term is generally applied to an electron or positron emitted in radioactive beta decay.
beta particle. an electron emitted from the nucleus of an atom during radioactive decay of the atom. Beta particles have a range of 10 m in air and 1 mm in soft tissue. Also called beta ray. See beta rays.