E. Which concept did Planck need to add to Rayleigh\'s work to better explain th
ID: 964372 • Letter: E
Question
E. Which concept did Planck need to add to Rayleigh's work to better explain the behavior of blackbody radiation? a) light has no mass b) light comes in discrete packets called photons c) light has the fastest possible speed d) light may be converted into matter F. Planck's constant has the same units as which physical quantity? a) work b) power c) acceleration d) momentum G. In order for an electron to orbit the nucleus of an atom, which forces must be balanced? a) centripetal force and electrostatic force b) centripetal force and gravitational force c) electrostatic force and gravitational force d) strong nuclear force and electrostatic force. H. Bohr's work proved the validity of and gave an explanation for which formula? a) Rydberg formula b) Planck's blackbody radiation formula c) Einstein's photoelectric effect formula d) all of theses. I. Which two formulas did De Broglie combine? a) Rydberg formula and Planck's blackbody formula b) Planck's blackbody formula and Einstein's photoelectric effect formula c) Planck's quantization of light formula and the Rydberg formula d) Planck's quantization of light formula and Einstein's conversion of matter to energy formula. J. De Broglie's formula caught scientists' attention by demonstrating: a) light may behave as a particle as well as a wave b) electrons may behave as wave as well as particles c) protons are much larger than electrons d) electrons have negative chargeExplanation / Answer
E. b
F.d
G.a
H.a
I.d
J.b
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