The idea that everything is made of small particles is A) a ...

[ap345]

The idea that everything is made of small particles is
 
  A) a useful idea that is known for certain to be true.
  B) still only a tentative speculation made by many scientists.
  C) a useful theory, but not known for certain.
  D) false and no longer used by scientists.
  E) not yet widely accepted.

Question 2

An object is undergoing simple harmonic motion with frequency f = 9.7 Hz and an amplitude of 0.12 m. At t = 0.00 s the object is at x = 0.00 m. How long does it take the object to go from x = 0.00 m to x = 0.048 m?
 
  What will be an ideal response?

[amandanbreshears]

Answer to Question 1

C

Answer to Question 2

0.0068 seconds

[ap345]

YES! Correct, THANKS for helping me on my review

[bblaney]

Thanks for the timely response, appreciate it