It is quantization of electron angular momentum that is the heart ...

[pragya sharda]

It is quantization of electron angular momentum that is the heart of the Bohr Model.
 
  What will be an ideal response?

Question 2

The statement that objects dropped from above the surface of Earth fall to the surface is
 
  a. probably true, but we'll have to observe it next time to be sure it's true.
  b. scientific truth, accepted as gospel.
  c. probably true on Earth and on other planets as well.
  d. only true if we look at the object while it falls.
  e. proven true by scientific experiments.

[cloud]

Answer to Question 1

This is correct, even though the Bohr model was found ultimately to be wrong.

Answer to Question 2

C

[pragya sharda]

Thanks for the timely response, appreciate it

Great answer, keep it coming