RAD 112 FINAL QUESTIONS & ANSWERS
1. Matter is measured in - Answers :Kilograms
2. Atoms and molecules are the fundamental building blocks of - Answers :Matter
3. Ice and steam are examples of two forms of - Answers :Matter
4. The formula E=mc2 is the basis for the theory that led to the development of -
Answers :Nuclear power
5. Radio waves, light, and x-rays are all examples of _______ energy - Answers
:Electromagnetic
6. A moving object has _______ energy - Answers :Kinetic
7. What is the removal of an electron from an atom called? - Answers :Ionization
8. Ionizing Radiation is capable of removing _____ from atoms as it passes through the
matter. - Answers :Electrons
9. The energy of x-rays is - Answers :Electromagnetic
10. The biggest source of man-made ionizing radiation exposure to the public is -
Answers :Diagnostic x-rays
11. In the United States we are exposed to ____ mSv/year of ionizing radiation from the
natural environment - Answers :0 to 5
12. ______ is a special quantity of radiologic science - Answers :Radioactivity
13. today, radiology is considered to be an _____ occupation - Answers :Safe
14. What does ALARA mean? - Answers :As Low As Reasonably Achievable
15. Computed tomography was developed in the _____ - Answers :1970s
16. Filtration is used to - Answers :Absorb low- energy x-ray
17. The basic quantities measured in mechanics are ____,______, and ______ -
Answers :Mass, length, time
18. An example of a derived quantity in mechanical physics is a - Answers :Volume
19. Exposure is measured in units of - Answers :Grays
, 20. What is the decimal equivalent of the proper fraction 4/1000 - Answers :004
21. What is the decimal equivalent of the improper fraction 289/74 - Answers :3.90
22. The first step to expressing a number in scientific notation is to ______ - Answers
:Write the number in decimal form
23. What is 6080 in exponential form? - Answers :6.080 x 10 to the 3rd
24. Graphs are typically based on two axes; a ____ and a ________ - Answers :x-axis,
y-axis
25. In radiologic science all of the following are special quantities, expect - Answers
:Distance
26. Mass density should be reported in which units - Answers :Kilograms per cubic
meter
27. The SI unit of velocity is - Answers :Meters per millisecond
28. An object at rest will _____ if no outside forces are applied - Answers :Stay at rest
29. Which of the following explains the difference between speed and velocity -
Answers :One involves acceleration, and the other does not
30. For every action, there is an equal and opposite reaction this describes which
Newton's law? - Answers :Newton's third law of motion
31. Work is the product of _______ and distance - Answers :Force
32. The transfer of heat by the emission of infrared radiation is ______ - Answers
:Thermal radiation
33. What heat transfer takes place when you burn your finger by touching a hot iron? -
Answers :Conduction
34. What heat transfer takes place when water is boiled? - Answers :Convection
35. What are the two cryogens used in Magnetic resonance imaging with a
superconducting magnet? - Answers :Liquid helium and liquid nitrogen
36. When you stretch a rubber band, you are storing ____ energy - Answers :Potential
37. The term "atom" was first used by the _____ - Answers :Greeks
1. Matter is measured in - Answers :Kilograms
2. Atoms and molecules are the fundamental building blocks of - Answers :Matter
3. Ice and steam are examples of two forms of - Answers :Matter
4. The formula E=mc2 is the basis for the theory that led to the development of -
Answers :Nuclear power
5. Radio waves, light, and x-rays are all examples of _______ energy - Answers
:Electromagnetic
6. A moving object has _______ energy - Answers :Kinetic
7. What is the removal of an electron from an atom called? - Answers :Ionization
8. Ionizing Radiation is capable of removing _____ from atoms as it passes through the
matter. - Answers :Electrons
9. The energy of x-rays is - Answers :Electromagnetic
10. The biggest source of man-made ionizing radiation exposure to the public is -
Answers :Diagnostic x-rays
11. In the United States we are exposed to ____ mSv/year of ionizing radiation from the
natural environment - Answers :0 to 5
12. ______ is a special quantity of radiologic science - Answers :Radioactivity
13. today, radiology is considered to be an _____ occupation - Answers :Safe
14. What does ALARA mean? - Answers :As Low As Reasonably Achievable
15. Computed tomography was developed in the _____ - Answers :1970s
16. Filtration is used to - Answers :Absorb low- energy x-ray
17. The basic quantities measured in mechanics are ____,______, and ______ -
Answers :Mass, length, time
18. An example of a derived quantity in mechanical physics is a - Answers :Volume
19. Exposure is measured in units of - Answers :Grays
, 20. What is the decimal equivalent of the proper fraction 4/1000 - Answers :004
21. What is the decimal equivalent of the improper fraction 289/74 - Answers :3.90
22. The first step to expressing a number in scientific notation is to ______ - Answers
:Write the number in decimal form
23. What is 6080 in exponential form? - Answers :6.080 x 10 to the 3rd
24. Graphs are typically based on two axes; a ____ and a ________ - Answers :x-axis,
y-axis
25. In radiologic science all of the following are special quantities, expect - Answers
:Distance
26. Mass density should be reported in which units - Answers :Kilograms per cubic
meter
27. The SI unit of velocity is - Answers :Meters per millisecond
28. An object at rest will _____ if no outside forces are applied - Answers :Stay at rest
29. Which of the following explains the difference between speed and velocity -
Answers :One involves acceleration, and the other does not
30. For every action, there is an equal and opposite reaction this describes which
Newton's law? - Answers :Newton's third law of motion
31. Work is the product of _______ and distance - Answers :Force
32. The transfer of heat by the emission of infrared radiation is ______ - Answers
:Thermal radiation
33. What heat transfer takes place when you burn your finger by touching a hot iron? -
Answers :Conduction
34. What heat transfer takes place when water is boiled? - Answers :Convection
35. What are the two cryogens used in Magnetic resonance imaging with a
superconducting magnet? - Answers :Liquid helium and liquid nitrogen
36. When you stretch a rubber band, you are storing ____ energy - Answers :Potential
37. The term "atom" was first used by the _____ - Answers :Greeks
