How are the forces observed related to the motion of the earth around the sun

This question sounds like it came after some activity where
some forces were observed.  Since we were not there, and
we don't know what the activity was, we don't know what forces
were observed, and we have no clue to how they might be related
to the motion of the Earth around the sun.

The answer to this is decibel

Answer(b) 60 miles per hour;