Melody and Melodic Notation

What is the horizontal aspect of music called?

What does the relative highness or lowness of a sound refer to?

How many lines and spaces does the staff have?

What is added to the music staff to indicate what the notes on the lines and spaces represent?

In which clef is violin music notated?

What do the note names on the lines of treble clef from the bottom up spell?

What are the lines that are added above or below the staff to extend the range called?

What is a curved line that connects two notes of the same pitch called?

What is a note that appears before the first full measure of music called?