Answer:
D. The frequency is not affected as the volume of sound increases
Explanation:
Volume of the sound is defined by the amplitude of the wave or how loud a sound is whereas Frequency is basically the pitch of the sound and is inversely proportional to the wavelength . Increasing frequency will increase the pitch of the sound without affecting it's volume.
Light travels at a speed of:

The distance between Mercury and Sun is

, so the time it takes is

if we want to convert this into minutes, keeping in mind that 1 min = 60 seconds, we should divide this value by 60:
Answer:
the moon has different gravitational force.
Oh yeah I just got cheated lol lol lol lol