What determines the pitch of a musical note? A) amplitude ...

[jeatrice]

What determines the pitch of a musical note?
 
  A)
 
  amplitude
 
  B)
 
  wavelength
 
  C)
 
  frequency
 
  D)
 
  phase
 
  E)
 
  intensity

Question 2

The moons of Mars, Phobos (Fear) and Deimos (Terror), are very close to the planet compared to Earth's Moon.
 
  Their orbital radii are 9,378 km and 23,459 km respectively. What is the ratio of the period of revolution of Phobos to that of Deimos?
  A)
 
  0.2528
 
  B)
 
  0.3998
 
  C)
 
  1.582
 
  D)
 
  2.858
 
  E)
 
  3.956

[emilymalinowski12]

Answer to Question 1

C

Answer to Question 2

A

[jeatrice]

Thanks for the timely response, appreciate it

[vickybb89]

Wow, this really help