A8: The United States Constitution

Legislative Branch

A: The two checks and balances that the Legislative Branch has over the President are that they can Impeach the President and they may veto laws made by the President. 
B: The Senate approves the appointment of the Judges in the courts.
C: Congress can approve treaties, approve presidential visits, and create lower courts. 

Executive Branch

A: The Executive branch can call meetings of the congress whenever they are needed. 

B: The President can appoint Supreme court and federal judges.

C: The President can veto powers and recommend legislation

Judicial Branch

A: The Judges, when appointed to federal courts, are free from controls of the President.

B: The Judges may deem ruling by congress to be unconstitutional. 

C: Using Judicial rule, the federal courts may deem something that the President does unconstitutional.

House 

• Age Requirement: 25+ years
• Citizenship Requirement: 7 years a citizen
• Length of Term: 2 years
• Gaining Office: Chosen by the people every two years

Senate

• Age Requirement: 30+ years
• Citizenship Requirement: 9 years a citizen
• Length of Term: 2 years
• Gaining Office: Two people from each state are chosen by the Legislature, and then hold office for six years.

President

• Age Requirement: 35+ years
• Citizenship Requirement: Natural Born Citizen
• Length of Term: 4 years
• Gaining Office: Elected by the people every four years

Supreme Court Justice

• No specific requirements are given in the US Constitution