Absorbed Dose (Gray, Gyₜ) - ️️Measures the transfer of radiation into matter.
Define Absorbed Dose. - ️️The transfer of radiation energy into matter.
Define Air Kerma. - ️️Used to describe the quantity of radiation energy delivered to a given point.
Define Amplitude. - ️️The in...
RAD140 83 (Exam 1) Quiz Review
Questions Correctly Solved
Absorbed Dose (Gray, Gyₜ) - ✔ ✔ Measures the transfer of radiation into matter.
Define Absorbed Dose. - ✔ ✔ The transfer of radiation energy into matter.
Define Air Kerma. - ✔ ✔ Used to describe the quantity of radiation energy delivered to a given point.
Define Amplitude. - ✔ ✔ The intensity of the wave defined by its maximal height.
Define Atom. - ✔ ✔ The smallest unit of matter.
Define Atomic Mass Unit (amu). - ✔ ✔ The mass of the particles of an atom.
Define Atomic Number. - ✔ ✔ The number of nuclear protons in an atom unique to each atom.
Define Chemical Energy. - ✔ ✔ The form of energy released during a chemical reaction.
Define Compound. - ✔ ✔ A complex substance; two or more elements that are chemically united in
a definite proportion.
Define Dose Equivalent. - ✔ ✔ Units of radiation exposure used in measuring occupational exposure
in radiation equivalents in man (rem) and sieverts (Sv).
Define Electrical Energy. - ✔ ✔ The result of movement of electrons; also known as electricity.
Define Electromagnetic Energy. - ✔ ✔ A form of energy resulting from electric and magnetic
disturbances in space.
Define Electromagnetic Radiation. - ✔ ✔ Radiation that has both electrical and magnetic properties.
All radiations that are electromagnetic make up a spectrum.
Define Electron Binding Energy. - ✔ ✔ The amount of energy needed to remove the electron from
the atom.
Define Electron Volt (eV) - ✔ ✔ Measurement of the binding energy of an electron; the energy one
electron will have when it is accelerated by an electrical potential of 1 volt.
Define Electrons. - ✔ ✔ Negatively charged subatomic particle of an atom.
Define Element. - ✔ ✔ A simple substance; it cannot be broken down into any simpler substances by
ordinary means.
, Define Excitation. - ✔ ✔ Process in which electrons in an atom are moved to a higher-energy state
without actually being removed from the atom.
Define Exposure. - ✔ ✔ The amount of ionizations or electrical charge in a specified amount of air
expressed by Roentgen (R).
Define Fluorescence. - ✔ ✔ The ability of phosphors to emit visible light only while exposed to x-rays
(with little or no afterglow).
Define Frequency. - ✔ ✔ The number of waves passing a given point per given unit of time.
Define Heat. - ✔ ✔ The result of the motion of atoms and molecules; also known as thermal energy.
Define Ion. - ✔ ✔ An atom that has gained or lost an electron.
Define Ionization. - ✔ ✔ The process of adding or removing an electron from an atom.
Define Isotope. - ✔ ✔ Atoms that have the same number of protons in the nucleus but differ in the
number of neutrons.
Define K-shell. - ✔ ✔ The orbital shell closest to the nucleus.
Define Kinetic Energy. - ✔ ✔ The energy of motion.
Define Lambda. - ✔ ✔ The Greek letter that represents the measurement of a wavelength.
Define M Theory. - ✔ ✔ Electrons and quarks may not be particles, but instead may be extremely
small loops of rapidly vibrating string-like matter.
Define Mass. - ✔ ✔ The amount of matter in an object.
Define Mechanical Energy. - ✔ ✔ The result of the action of machines or physical movement; can be
potential or kinetic.
Define Mixture. - ✔ ✔ The combination of two or more substances.
Define Molecule. - ✔ ✔ Two or more atoms chemically united; the smallest particle of a compound
that still possesses the characteristics of the compound.
Define Neutrons. - ✔ ✔ Subatomic particle of an atom containing no charge.
Define nu. - ✔ ✔ Greek letter used to denote the number of cycles per second.
Define Nuclear Energy. - ✔ ✔ The energy stored in the bond of the nucleus of an atom.
Define Nucleon. - ✔ ✔ A proton or neutron in a nucleus.
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