1. Alpha -->
- 4, 2 He
- 4, 4 He
- 2, 4 He
- 0, -1 He
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Other questions in this quiz
2. What are isotopes?
- Atoms with the same number of protons but a different number of neutrons.
- Atoms with the same number of neutrons but a different number of protons
- Atoms with the same number of electrons but a different number of neutrons
- Atoms with the same number of protons but a different number of electrons
3. What types of radiation are there?
- Alpha, Beta, Delta
- Alpha, Beta, Gamma
- Gamma, Beta, Delta,
- Alpha, Gamma, Delta
4. Where does background radiation come from? 3 answers please.
- a) Naturally occuring unstable isotopes e.g rocks, food, building material. b) space, cosmic rays, mostly coming from the sun. c) man made sources, e.g fallout from nuclear weapons tests- chernobyl or dumped nuclear waste.
- a) Nuclear waste b) Fossil Fuels c) Cosmic Rays
- a) The ionosphere b) Naturally occuring unstable isotopes e.g food and rocks c) Radiatiors
- a) Cosmic Ray Radiation b) Technology c) Nuclear explosions
5. What type of particles are alpha particles? (hint, it's an element)
- Helium nuclei. 2 protons, 2 neutrons
- Oxygen nuclei. 4 protons, 2 neutrons
- Nitrogen nuclei. 6 protons, 6 neutrons
- Hydrogen nuclei, 1 proton, 1 neutron