Quantum uncertainties are the source of A) the ...

[P68T]

Quantum uncertainties are the source of
 
  A) the unpredictability of radioactive decay.
  B) the unpredictability of games of chance such as flipping coins.
  C) Both of the above.
  D) None of the above.

Question 2

According to the planetary model, an atom is
 
  A) made of protons, electrons, and ions.
  B) made of protons and electrons.
  C) impossible to visualize or picture.
  D) a single tiny object, not made of parts.
  E) made of protons, electrons, and neutrons.

[pratush dev]

Answer to Question 1

A

Answer to Question 2

E

[P68T]

YES! Correct, THANKS for helping me on my review

[xiaomengxian]

Thanks for the timely response, appreciate it