When an electron moves from a lower to a higher energy level, the electronGroup of answer choicesabsorbs a quantum of energy.moves closer to the nucleus.always doubles its energy.releases a quantum of energy

What must happen for an electron to return to its original energy level from a higher energy level?A.It must release photons.B.It must emit electrical energy.C.It must absorb electrical energy.D.It must absorb photons.

quantum energy?

9. What occurs when an electron moves from high- energy level to alow one?A. The atom moves fasterB. Colored light is given offC. This process is not possibleD. Another electron goes from a low energy level to a high one.

2) If an atom Gains electrons, it becomes a

In Bohr's model of the atom, electronsGroup of answer choicesonly make transitions between orbitals of specific energies.move from orbit to orbit in many small steps.are spread uniformly through a large, positive mass..can be halfway between orbits.are not confined to specific orbits.