EO: 1.1 – 1.9 FUN 1 EO: 1.1 FUN 1 EO: 1.2 FUN 1 EO: 1.3 FUN 1 EO: 1.4 FUN 1 EO: 1.5 FUN 1 EO: 1.6 FUN 1 EO: 1.7 & 1.8 FUN 1 EO: 1.9 EO: 1.10 – 1.19 FUN 1 EO: 1.10 FUN 1 EO: 1.11 FUN 1 EO: 1.12 FUN 1 EO: 1.13 FUN 1 EO: 1.14 FUN 1 EO: 1.15 FUN 1 EO: 1.16 FUN 1 EO: 1.17 FUN 1 EO: 1.18 FUN 1 EO: 1.19 EO: 1.20- 1.30 FUN 1 EO: 1.20 FUN 1 EO: 1.21 & 1.22 FUN 1 EO: 1.23 & 1.24 FUN 1 EO: 1.25 FUN 1 EO: 1.26 FUN 1 EO: 1.27 FUN 1 EO: 1.28 FUN 1 EO: 1.29 & 1.30 EO: 1.31- 1.39 FUN 1 EO: 1.31 & 1.32 FUN 1 EO: 1.33 & 1.34 FUN 1 EO: 1.35 & 1.36 FUN 1 EO: 1.37 FUN 1 EO: 1.38 FUN 1 EO: 1.39 EO: 1.40- 1.49 FUN 1 EO: 1.40 FUN 1 EO: 1.41 FUN 1 EO: 1.42 FUN 1 EO: 1.43 FUN 1 EO: 1.44 FUN 1 EO: 1.45 & 1.46 FUN 1 EO: 1.47 FUN 1 EO: 1.48 FUN 1 EO: 1.49 EO: 1.50- 1.62 FUN 1 EO: 1.50 FUN 1 EO: 1.51 FUN 1 EO: 1.52 FUN 1 EO: 1.53 FUN 1 EO: 1.54 FUN 1 EO: 1.55 FUN 1 EO: 1.56 FUN 1 EO: 1.57 FUN 1 EO: 1.58 FUN 1 EO: 1.59 FUN 1 EO: 1.60 FUN 1 EO: 1.61 FUN 1 EO: 1.62 Menu EO: 1.1 – 1.9 FUN 1 EO: 1.1 FUN 1 EO: 1.2 FUN 1 EO: 1.3 FUN 1 EO: 1.4 FUN 1 EO: 1.5 FUN 1 EO: 1.6 FUN 1 EO: 1.7 & 1.8 FUN 1 EO: 1.9 EO: 1.10 – 1.19 FUN 1 EO: 1.10 FUN 1 EO: 1.11 FUN 1 EO: 1.12 FUN 1 EO: 1.13 FUN 1 EO: 1.14 FUN 1 EO: 1.15 FUN 1 EO: 1.16 FUN 1 EO: 1.17 FUN 1 EO: 1.18 FUN 1 EO: 1.19 EO: 1.20- 1.30 FUN 1 EO: 1.20 FUN 1 EO: 1.21 & 1.22 FUN 1 EO: 1.23 & 1.24 FUN 1 EO: 1.25 FUN 1 EO: 1.26 FUN 1 EO: 1.27 FUN 1 EO: 1.28 FUN 1 EO: 1.29 & 1.30 EO: 1.31- 1.39 FUN 1 EO: 1.31 & 1.32 FUN 1 EO: 1.33 & 1.34 FUN 1 EO: 1.35 & 1.36 FUN 1 EO: 1.37 FUN 1 EO: 1.38 FUN 1 EO: 1.39 EO: 1.40- 1.49 FUN 1 EO: 1.40 FUN 1 EO: 1.41 FUN 1 EO: 1.42 FUN 1 EO: 1.43 FUN 1 EO: 1.44 FUN 1 EO: 1.45 & 1.46 FUN 1 EO: 1.47 FUN 1 EO: 1.48 FUN 1 EO: 1.49 EO: 1.50- 1.62 FUN 1 EO: 1.50 FUN 1 EO: 1.51 FUN 1 EO: 1.52 FUN 1 EO: 1.53 FUN 1 EO: 1.54 FUN 1 EO: 1.55 FUN 1 EO: 1.56 FUN 1 EO: 1.57 FUN 1 EO: 1.58 FUN 1 EO: 1.59 FUN 1 EO: 1.60 FUN 1 EO: 1.61 FUN 1 EO: 1.62 EO: 1.1 – 1.9 FUN 1 EO: 1.1 FUN 1 EO: 1.2 FUN 1 EO: 1.3 FUN 1 EO: 1.4 FUN 1 EO: 1.5 FUN 1 EO: 1.6 FUN 1 EO: 1.7 & 1.8 FUN 1 EO: 1.9 EO: 1.10 – 1.19 FUN 1 EO: 1.10 FUN 1 EO: 1.11 FUN 1 EO: 1.12 FUN 1 EO: 1.13 FUN 1 EO: 1.14 FUN 1 EO: 1.15 FUN 1 EO: 1.16 FUN 1 EO: 1.17 FUN 1 EO: 1.18 FUN 1 EO: 1.19 EO: 1.20- 1.30 FUN 1 EO: 1.20 FUN 1 EO: 1.21 & 1.22 FUN 1 EO: 1.23 & 1.24 FUN 1 EO: 1.25 FUN 1 EO: 1.26 FUN 1 EO: 1.27 FUN 1 EO: 1.28 FUN 1 EO: 1.29 & 1.30 EO: 1.31- 1.39 FUN 1 EO: 1.31 & 1.32 FUN 1 EO: 1.33 & 1.34 FUN 1 EO: 1.35 & 1.36 FUN 1 EO: 1.37 FUN 1 EO: 1.38 FUN 1 EO: 1.39 EO: 1.40- 1.49 FUN 1 EO: 1.40 FUN 1 EO: 1.41 FUN 1 EO: 1.42 FUN 1 EO: 1.43 FUN 1 EO: 1.44 FUN 1 EO: 1.45 & 1.46 FUN 1 EO: 1.47 FUN 1 EO: 1.48 FUN 1 EO: 1.49 EO: 1.50- 1.62 FUN 1 EO: 1.50 FUN 1 EO: 1.51 FUN 1 EO: 1.52 FUN 1 EO: 1.53 FUN 1 EO: 1.54 FUN 1 EO: 1.55 FUN 1 EO: 1.56 FUN 1 EO: 1.57 FUN 1 EO: 1.58 FUN 1 EO: 1.59 FUN 1 EO: 1.60 FUN 1 EO: 1.61 FUN 1 EO: 1.62 Menu EO: 1.1 – 1.9 FUN 1 EO: 1.1 FUN 1 EO: 1.2 FUN 1 EO: 1.3 FUN 1 EO: 1.4 FUN 1 EO: 1.5 FUN 1 EO: 1.6 FUN 1 EO: 1.7 & 1.8 FUN 1 EO: 1.9 EO: 1.10 – 1.19 FUN 1 EO: 1.10 FUN 1 EO: 1.11 FUN 1 EO: 1.12 FUN 1 EO: 1.13 FUN 1 EO: 1.14 FUN 1 EO: 1.15 FUN 1 EO: 1.16 FUN 1 EO: 1.17 FUN 1 EO: 1.18 FUN 1 EO: 1.19 EO: 1.20- 1.30 FUN 1 EO: 1.20 FUN 1 EO: 1.21 & 1.22 FUN 1 EO: 1.23 & 1.24 FUN 1 EO: 1.25 FUN 1 EO: 1.26 FUN 1 EO: 1.27 FUN 1 EO: 1.28 FUN 1 EO: 1.29 & 1.30 EO: 1.31- 1.39 FUN 1 EO: 1.31 & 1.32 FUN 1 EO: 1.33 & 1.34 FUN 1 EO: 1.35 & 1.36 FUN 1 EO: 1.37 FUN 1 EO: 1.38 FUN 1 EO: 1.39 EO: 1.40- 1.49 FUN 1 EO: 1.40 FUN 1 EO: 1.41 FUN 1 EO: 1.42 FUN 1 EO: 1.43 FUN 1 EO: 1.44 FUN 1 EO: 1.45 & 1.46 FUN 1 EO: 1.47 FUN 1 EO: 1.48 FUN 1 EO: 1.49 EO: 1.50- 1.62 FUN 1 EO: 1.50 FUN 1 EO: 1.51 FUN 1 EO: 1.52 FUN 1 EO: 1.53 FUN 1 EO: 1.54 FUN 1 EO: 1.55 FUN 1 EO: 1.56 FUN 1 EO: 1.57 FUN 1 EO: 1.58 FUN 1 EO: 1.59 FUN 1 EO: 1.60 FUN 1 EO: 1.61 FUN 1 EO: 1.62 FUN 1 EO: 1.13 1 / 10 Cosmic radiation comes primarily from which two sources? The moon and earth The sun and earth's crust The sun and outer space Earth's core and atmosphere 2 / 10 Where are the greatest concentrations of indoor radon typically found? Living rooms Attics Basements Garages 3 / 10 What is the average annual total effective dose to the general population from naturally occurring and manmade sources? 620 mrem 500 mrem 300 mrem 800 mrem 4 / 10 What increases the cosmic radiation dose at higher elevations? Increase in soil radiation Decrease in atmosphere shielding Increase in temperature Increase in gravity 5 / 10 At sea level, what is the average annual cosmic radiation dose? 32 mrem 40 mrem 26 mrem 28 mrem 6 / 10 Many areas have elevated levels of terrestrial radiation due to increased concentrations of what elements in the soil? Potassium or carbon Uranium or thorium Sodium or argon Radium or platinum 7 / 10 Which of the following elements is not listed as a natural radioactive element contributing to terrestrial radiation? Thorium Radium Uranium Platinum 8 / 10 Which isotope is responsible for most of our internal exposure to radiation? Argon-41 (Ar-41) Carbon-14 (C-14) Sodium-24 (Na-24) Potassium-40 (K-40) 9 / 10 Which of the following is NOT one of the four major sources of naturally occurring radiation exposures? Microwaves Radon Cosmic radiation Terrestrial radiation 10 / 10 What is the type of radiation emitted by radon? Alpha radiation Beta radiation Gamma radiation Delta radiation Your score is Share your results with your friends!! LinkedIn Facebook Twitter VKontakte Restart quiz PreviousFUN 1 EO: 1.13Next