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Nuclear Energy Fundamentals Chapter Exam

Exam Instructions:

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

Page 1

Question 1 1. Which of these is not a type of dangerous radiation produced by radioactive substances?

Question 2 2. A radioactive substance ______.

Question 3 3. Titanium has 22 electrons and 26 neutrons. What can we conclude about Titanium?

Question 4 4. Which of the following are NOT found in the atomic nucleus?

Question 5 5. Which of the following is NOT a negative effect of ultraviolet radiation?

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Question 6 6. Which of the following is NOT a use of UV radiation?

Question 7 7. The half life of a radioactive substance, I-123, is 13 hours. How much of a 64 mg sample of I-123 is left after 26 hours?

Question 8 8. _____ usually accompanies other decays.

Question 9 9. What is the mass and charge of an alpha particle?

Question 10 10. In what way are alpha particles dangerous?

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Question 11 11. In a hydrogen bomb, the fusion process is triggered by a nuclear fission reaction. What is the difference between nuclear fusion and nuclear fission?

Question 12 12. For nuclear fusion to occur, very high temperatures and pressures are needed. The high pressure gets the atomic nuclei close enough to one another to fuse. What does high temperature do to allow the fusion process?

Question 13 13. More milligrams of a substance with a high molecular weight must be added to an NMR sample because:

Question 14 14. Carbon-13 NMR spectra are collected when decoupled from Hydrogen-1 nuclei to _____.

Question 15 15. Which of the following ISN'T a valid reason that beta particles are dangerous?

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Question 16 16. Which of the following is NOT a use of beta particles?

Question 17 17. Which of these would NOT affect how much background radiation you received?

Question 18 18. Is all background radiation dangerous?

Question 19 19. Which of these is NOT a reason infrared is used in astronomy?

Question 20 20. Which is these is NOT something meteorologists and climatologists use infrared cameras to study?

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Question 21 21. Which type of UV light is the most damaging to us on Earth?

Question 22 22. Which vitamin does UV-B help synthesize?

Question 23 23. Radiation is capable of causing severe health effects. What do you need to be concerned with for determining the severity of the health effects caused by exposure to radiation?

Question 24 24. What is the difference between ionizing and non-ionizing radiation?

Question 25 25. Fission of uranium-235 nuclei can produce _____ and other product isotopes.

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Question 26 26. Nuclear binding energy can be defined as the amount of energy needed to break one _____ of nuclei into individual nucleons.

Question 27 27. How many neutrons are produced when an atom of uranium-236 undergoes fission?

Question 28 28. What is a fission reaction?

Question 29 29. Which of these materials will block gamma rays?

Question 30 30. Beryllium has an atomic number of 4 and an atomic mass of 9. What can we conclude from this?

Nuclear Energy Fundamentals Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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