| A | B |
| separation of powers | federal government was divided into three branches of government. So that one branch would not be more powerful than the other |
| system of checks and balances | allows one branch to approve or reject the actions of another branch. avoids concentration of power |
| system of federalism | divides power between the federal and state governments |
| Elastic Clause | allows congress to expand its 17 other powers. allows the constitution to adapt to changing times. |
| The census | taken every ten years to reapportion the members in the House of Representatives |
| Electoral College | The system by which the President of the US is chosen. |
| Whiskey Rebellion | Farmers in Pennsylvania rebelled against the excise tax on whiskey |
| Shay's Rebellion | Farmers in Massachusettes rebelled against excise tax and proved that the Articles of Confederation were a weak type of government |