Final answer:
Duple meter is a rhythmic pattern in poetry and music comprising one strong and one weak pulsation. It relates to syllables in a line of poetry, forming different types of poetic feet, such as iambs and trochees, contributing to the poem's rhythm, mood, and tone.
Step-by-step explanation:
The duple meter is a rhythmic pattern in poetry and music, consisting of a sequence of one strong and one weak pulsation. Duple meter is a fundamental concept in understanding metric divisions, where the basic unit, known as a foot, divides into two parts.
In poetry specifically, this relates to the syllables in a line, with either the first or second syllable being accented, forming different types of poetic feet such as the iamb and the trochee.
Both the iamb and the trochee have two syllables, but the iamb is a "rising" rhythm with an unstressed syllable followed by a stressed one (x /), as seen in words like 'delight.'
In contrast, the trochee is a "falling" rhythm with the first syllable stressed followed by an unstressed one ( / x), as in words like 'garden.' Another two-syllable foot, the spondee, has two equally stressed beats (/ /), exemplified by the phrase "blue spurt".
Meter in poetry creates a rhythmical pattern which can be analyzed or scanned to identify stressed and unstressed syllables, enhancing the musical quality of the verses and oftentimes contributing to the overall mood and tone of the poem.