Pre-Test

(1) Who was the first person to win two Nobel Prizes? a. Ernest Rutherford b. Henri Becquerel c. Marie Curie d. Rosalind Franklin (2) Beta radiation is the: a. transmutation of a neutron into a proton and electron. The electron is emitted. b. transmutation of a neutron into a proton and electron. The proton is emitted. c. transmutation of a proton into a neutron and electron. The electron is emitted. d. transmutation of a proton into a neutron and electron. The proton is emitted. (3) The atomic number decreases by two during what kind of radiation: a. alpha b. beta c. gamma d. none of these choices (4) X-rays are an example of what type of radiation? a. alpha b. beta c. gamma d. transmutation (5) The atomic number increases by one during one kind of radioactive decay? a. alpha b. beta c. gamma d. transmutation (6) After three half-lives, what fraction of the original radioactive isotope remains? a. 1/16 b. ½ c. ¼ d. 1/8 (7) In carbon – 14 dating a. none of these choices b. radioactive carbon is added to the sample to be dated c. the radioactivity of carbon is artificially induced d. the radioactivity of carbon occurs naturally (8) The source of energy produced by the sun is: a. burning of fossil fuel b. fission of uranium c. fusion of hydrogen’s d. none of the choices

(9) Nuclear fission is a reaction during which the: a. The radioactivity of carbon occurs naturally b. nucleus of an atom is stimulated to split into fragments by some source c. nucleus of an atom loses a proton with the release of energy d. nucleus of an atom spontaneously splits into fragments. (10) In nuclear fusion: a. Large unstable nuclei are fused and then split b. Large unstable nuclei are split, releasing energy c. Small, relatively stable nuclei are fused together to create a larger atom d. small, relatively stable nuclei are split, releasing energy (11) Which form of nuclear decay is most dangerous for the human body? a. alpha b. beta c. gamma d. none of these choices

What is environmental justice?

__**Just For Fun:**__ Element names finish these sentences. • A ridiculous inmate is a ___. • I bumped my ___ the car door. • I am sad when all the flowers ____. • What the police officer does to the crook. ___ •  What the doctor does to the patient. ___ •  What the undertaker does if the doctor doesn’t succeed. ___ •  If your cattle get away, ___. • A famous London theatre is the ___. • Demonstrations help keep the lectures from getting ___. • Linoleum, tile, and hardwood are three types of ___.