The exact sciences actually measure what they study, as opposed to the "fuzzy subjects" which mostly engage in uninformed speculation. Evolution is a "fuzzy subject" subject because it cannot be witnessed, but rather is based on secular guesses using existing evidence. Needless to say, exact sciences are far more accurate than fuzzy subjects.
- mathematics (excepting non-constructive mathematics, like proof by contradiction)
- creation science
- meteorology (especially global warming)
- astronomy (especially black holes, the Big Bang theory)
- For more discussion, see: Conservapedia:Critical Thinking in Math