A haiku is a traditional Japanese form of poetry consisting of three lines with a 5-7-5 syllable count.

Haiku is a form of poetry that is used to express emotions, often through the use of imagery and symbolism.

Nature is the most common theme in haiku poetry, as it is often used to evoke emotions such as peace, tranquility, and awe.

Imagery is used in haiku poetry to create a vivid picture in the reader's mind, which can help to evoke emotions and create a sense of atmosphere.

Symbolism is used in haiku poetry to evoke emotions and create a sense of atmosphere.

The old pond, / A frog jumps in, / Splash! is an example of a haiku, as it has a 5-7-5 syllable count and evokes an emotion (surprise) through the use of imagery.

I wandered lonely as a cloud / That floats on high o'er vales and hills is not an example of a haiku, as it does not have a 5-7-5 syllable count.

Matsuo Bashō is considered to be the master of haiku poetry, and is known for his simple, yet evocative style.

Kigo is the term for a haiku that includes a seasonal reference.

Senryu is the term for a haiku that is written in a humorous or satirical style.

Haibun is the term for a haiku that is written in a more formal or literary style.

Tanka is the term for a haiku that is written in a more colloquial or conversational style.

There are 17 syllables in a haiku, divided into three lines of 5, 7, and 5 syllables.

The traditional subject matter of a haiku is nature, although other subjects can also be used.

The purpose of a haiku is to express an emotion, often through the use of imagery and symbolism.