Because C flat and B are the same notes, due to chromatics.
A-flat Major scale
"Flat" means to go down one semitone. Look at a piano (or similar) keyboard, and check what you have one to the left of "C". Since on a piano there is no black key between "B" and "C", the next semitone down from "C" is simply "B".
b major
B-flat
Bb is the 3rd black key out of the grouping of 3. this is the same for every octave of Bb.
The key of B flat on the piano has two flats (Bb and Eb).
a flat looks like this b
it means B flat on the piano
Yes, you can play both a sharp and a B-flat on the piano by pressing the corresponding keys.
Bb
Yes, you can play a sharp or B flat note on the piano by pressing the corresponding key on the keyboard.
A-flat Major scale
C Natural is a whole step above B flat. If you look at a piano, a half step above B Flat is B Natural, and one more half step above that is C Natural. So it's a whole step from B Flat to C Natural.
To play a B flat note on the piano, you would press the key that is located to the left of the B key. This key produces a lower pitch than the regular B key. Playing a B flat on a different instrument, such as a trumpet or clarinet, involves using a specific fingering or valve combination to produce the same pitch as the B flat on the piano.
It's a song by Fun and the notes you said are the beginning keyboard instrumentals. Hope this helped!
C Natural is a whole step above B flat. If you look at a piano, a half step above B Flat is B Natural, and one more half step above that is C Natural. So it's a whole step from B Flat to C Natural.
Bb stands for B flat.