Recognizing the Difference Between Facts and Opinion


  • prove
  • might not be true
  • measurement
  • scientific data
  • historical records


  • can't prove
  • opposite point of view
  • should
  • it's good, or it's bad
  • persuade

The strategies explained in this section are:

Asking the following questions:

  1. Can I prove it in some way?
  2. Could someone have an opposite opinion?

George Washington was the worst President our country ever had.

The Wright brothers invented the airplane.

In the late 1890s, when Coke® was first sold, it included a small amount of cocaine, which was then legal.