How is the relative pronoun in the adjective clause used in the sentence?

A relative clause is also called an adjective clause because it describes the antecedent noun or pronoun.

A relative pronoun is used to introduce an adjective clause:

• The cookies that mom made are for the bake sale. (mom is the subject of the adjective clause)

A relative pronoun is used as the subject of the adjective clause:

• My car which is new was hit in the parking lot. (which is the subject of the adjective clause)