Tones, Semitones & Accidentals

What is a semitone (half step) on the keyboard?

How long does an accidental (not in the key signature) stay in effect?

True or false: the smallest distance between two notes on a keyboard is one whole tone.

Why is the distance from C to D a whole tone and not a semitone?

Which two pairs of white keys are only a semitone apart even though there is no black key between them?

How many semitones are there between D and F#?

How many semitones are between B and C# (B below C#)?

How many semitones lie between C and E (going up)?

How many semitones are there between A and C#?

By how much does a sharp raise a note, and a flat lower it?

What does a double sharp do to a note — and why is it more than "extra sharp"?

What does a double flat do, and how far does it lower the note?

What is the job of a natural sign?

What is the key signature, and where is it placed?

An accidental sharps the first C in a measure. The same measure has a second C an octave higher. Is that higher C sharp too?

A natural cancels the first C in a measure. A second C follows in the SAME measure with no new sign on it. Is that second C natural or sharp?

What is a diatonic semitone?

What is a chromatic semitone?

Classify the semitone Bb to B: chromatic or diatonic?

Classify the semitone G# to A: chromatic or diatonic?

Classify the semitone F to F#: chromatic or diatonic?

Classify the semitone D# to E: chromatic or diatonic?

This measure shows a sharp added before the first note, then a later note of the same name without any sign. What pitch is that later note? (treble clef, 4/4)

An F gets a sharp in measure 1. After the barline, in measure 2, an F appears with no accidental. What pitch is it (key of C, no key signature)? (treble clef)