Identifying Parts of Speech

In the sentence "The dog ran quickly," what part of speech is 'quickly'?

Adverb

In the sentence "She is a happy child," what part of speech is 'happy'?

Adjective

In the sentence "They jumped over the fence," what part of speech is 'jumped'?

Verb

In the sentence "The cat sat on the mat," what part of speech is 'cat'?

Noun

In the sentence "Wow, that was amazing!" what part of speech is 'Wow'?

Interjection