Fourth winning number?, 11 letters
___ major ('Un bel d, 5 letters
A minus three semitones, 5 letters
Chopin's Polonaise No. 16 in ___, 5 letters
F sharp, enharmonically, 5 letters
Key of Chopin's Black Key , 5 letters
Key of Chopin's Black Key Etude, 5 letters
Key of Chopin's Butterfly , 5 letters
Key of Chopin's fifth etude, 5 letters
Key of Schubert's Impromptu Op. 90, No. 3, 5 letters
One of a trio of black keys, 5 letters
Piano key next to A, 5 letters
Lesson at the bench, 15 letters
Some black piano keys, 6 letters
2009 Disney film in 3-D, 6 letters
2009 Zach Galifianakis film, 6 letters
Acceleration measure, 6 letters
Astronaut's concern, 6 letters
Cornering & acceleration sensation (1,5), 6 letters
It can be measured with an accelerometer, 6 letters
It helps keep your feet on the ground, 6 letters
It helps to keep a roller coaster rider in her seat, 6 letters
It keeps you grounded, 6 letters
It puts pressure on pilots, 6 letters
It weighs on astronauts, 6 letters
It's a draw for astronauts, 6 letters
It's felt on roller coasters, 6 letters
It's zero in free-fall, 6 letters
Jet pilot's concern, 6 letters
Pressing concern for an astronaut?, 6 letters
Thing that can bring you down?, 6 letters
Astronauts experience them, 7 letters
Centrifuge stresses, 7 letters
Mission Control concern, 7 letters