The Ascending Stepping Scale is formed by an ascending series of syllables in which each stressed syllable is pitched a little higher than the preceding one. The unstressed syllables between them rise gradually. It is used to show surprise, interest, protest.
I could ˏhardly be'lieve my `eyes.
...· ˙
The Ascending Sliding Scale is formed by an ascending series of syllables in which each stressed syllable is pronounced with a slide, while each of the unstressed syllables is pitched a little lower than the end of the preceding syllable.