When an electron drops to a lower energy level in an atom, A) ...

[vicky]

When an electron drops to a lower energy level in an atom,
 
  A) the electron becomes more massive.
  B) the atom moves more slowly.
  C) light at a wavelength specific to the change in energy levels is emitted.
  D) the extra energy disappears.

Question 2

The surface of Saturn's moon Enceladus is the most reflective of any in the solar system, suggesting very fresh ice is exposed.
 
  Indicate whether the statement is true or false

[Sammyo]

Answer to Question 1

C

Answer to Question 2

TRUE