X-ray radiation typically comes from A) higher-energy ...

[Mr. Wonderful]

X-ray radiation typically comes from
 
  A) higher-energy electrons orbiting the nucleus in atoms.
  B) electrons moving along a metal antenna.
  C) thermal vibrations of molecules.
  D) charged particles moving within the nucleus.
  E) None of the above.

Question 2

Strictly speaking, if any electrical device in an automobile is turned on (such as an air conditioner or even headlights), more fuel is consumed by the engine. This statement is
 
  A) true.
  B) true only if the engine is running.
  C) always false.
  D) sometimes true, sometimes false.

[wilsonbho]

Answer to Question 1

A

Answer to Question 2

Answer: A

[Mr. Wonderful]

Excellent

[amandanbreshears]

Thanks for the timely response, appreciate it