Why electrons don't spiral into atomic nuclei is best explained by their
A) particle nature.
B) wave nature.
C) both of these
D) neither of these
Question 2
The Ritz combination principle states that the sum of the
A) frequencies of two lines in a spectrum often equal the frequency of a third line.
B) energies associated with two lines in a spectrum often equal the energy associated with a third line.
C) energy transitions of quantum jumps is consistent with the conservation of energy.
D) all of the above
E) none of the above
NATURE
Spiral Galaxies (Nearly Face-on Views)
Barred Spiral Galaxies
Environmental Monitoring (EM) - Particle Counter
Atomic Structure
An Example of Nature’s Mathematics Parabola : The Rainbow