There are two types of body waves: P-waves and S waves. 1  P - waves - are Primary waves. They travel with a velocity that depends on the elastic properties of the rock through which they travel. 2  S-Waves - Secondary waves, also called shear waves.
GAAP requires the following four financial statements: 1  Balance Sheet - statement of financial position at a given point in time. 2  Income Statement - revenues minus expenses for a given time period ending at a specified date. 3  Statement of Owner's Equity - also known as Statement of Retained Earnings or Equity Statement.
The notes to the financial statements can provide any analysis necessary for stakeholders. Common information explained may include why there is a sudden increase in liabilities, how a company will reduce specific liabilities, or the need for short-term loans to help run daily operations.