Standing committees are special committees that authorize and approve congressional proceedings such as budget and appropriations.
The bicameral approach was created because it it was similar to the British government, it ensured checks and balances, and provided enough representation to states with small and large populations.
Judicial activism is letting your personal views affect your judgement.
Social contract is the philosophy that the people will give power to the government or to the rulers as long they are cared and provided for. This also goes vice-versa.