Physics for Board Study

  1. Energy of electromagnetic radiation is ____ proportional to ______ wavelength, but is _____proportional to frequency
    • inversely
    • directly
  2. Bohr's model shows the majority of the mass of an atom derived from the _____
    nucleus (protons and neutrons)
  3. When a neutral atom loses an electron by ionization is it called
    positive ion
  4. 1CI=
    3.7X1010 dps
  5. All radiations in the electromagnetic spectrum have the same ____regardless of ____ or ____
    • speed/velocity
    • wavelength or frequency
  6. All photons in the em spectrum have the same
    velocity, mass and charge----none
  7. _____is the removal of an electron from an atom
    Ionization
  8. When decay is happening, radiation is emitted from the ____
    nucleus
  9. PDD changes with ____ and is affected by ___,____,____, and the ____
    • depth
    • energy, field size, SSD and the medium

    ***higher energies have greater penetrating power thus PDD at a given depth and the SSD are increased
  10. As field size increased, the absorbed dose is
Author
chardy
ID
266760
Card Set
Physics for Board Study
Description
Physics for Board Study
Updated