Refer(s) to a language's rules for word formation, whereas refer(s) to the meaning of words and sentences.

Morphology refers to a language's rules for word formation, whereas Semantics refers to the meaning of words and sentences.

Explanation:

Morphology is a branch of grammar that studies all related to the form or structure of words in a language, including the rules for word formation and morphemes which are the smallest units of meaning of a word that can not stand on their own, such as stems, root words, prefixes, or suffixes. As for Semantics, it is a branch of linguistics that studies the denotative and connotative meaning of words, phrases, and sentences

the federal government of the united states was established by the constitution. us is a presidential republic. the president is head of state, head of government and of a two party legislative and electoral system. the supreme court balances the powers of the federal and the state government. yhe executive branch is headed by the oresident. there are two chambers of congress, the senate and the house of representatives. judicial power is exercised by the judicial branch (or judiciary), comprised of the supreme court and lower federal courts. the judiciary's function is to interpret the   constitution as well as the federal laws and regulations.