1. The U.S. Constitution

2. Structure of the U.S. Constitution
Preamble
Main Body
Article I: Legislative Branch
Article II: Executive Branch
Article III: Judicial Branch
Article IV: Relations Among the States
Article V: Amendment Process
Article VI: Constitutional Supremacy
Article VII: Ratification
Amendments

3. Each Article is divided into sections which are divided into clauses
On page 797, the word “impeachment” is referenced in Article I, Section 2, Clause 5

4. There are 27 total amendments to the U.S. Constitution
The first 10 are called the Bill of Rights