I need help on how to play my trumpet

It looks like F Scale training to me from what i can see but here are the notes as long as there aren't any flats or sharps in the key.

Explanation:

Starting from the whole note since thats the first thing i can see,

First line: A-rest-A-B-C-B-A-rest-A-B-C-B-C-A-F

Second line: G-A-B-C-D-C-B-A-G-F-rest

Third line: B-A-C-B-D-D-B-C-A-B-G-E-F

melody. a series of single tones which add up to a recognizable whole is called a what kind of layers of sound are heard melody or harmony. how many layers