Which scientific theory or theories of the atom agrees with all ...

[khang]

Which scientific theory or theories of the atom agrees with all of the atomic experiments performed to date?
 
  A) The quantum theory of the atom.
  B) The planetary theory of the atom.
  C) The Greek theory of the atom.
  D) Both the planetary theory and the quantum theory of the atom.
  E) None of the above theories agree with all of the atomic experiments performed to date.

Question 2

A car traveling at a steady 20 m/s rounds an 80-m radius horizontal unbanked curve with the tires on the verge of slipping.
 
  What is the maximum speed with which this car can round a second unbanked curve of radius 320 m if the coefficient of static friction between the car's tires and the road surface is the same in both cases? A) 160 m/s
  B) 80 m/s
  C) 70 m/s
  D) 40 m/s
  E) 30 m/s

[brbarasa]

Answer to Question 1

A

Answer to Question 2

D

[khang]

Both answers were spot on, thank you once again

[brbarasa]

Great! Please up vote