1)They are used to record earthquakes.
2)They are used when ordering carpet.
3) They are used in measuring megabytes.
4)Exponents are used regularly in measuring area. For example, suppose an architect is asked to design a single-story house that measure 1,500 square feet. The term "square feet" refers to an exponent, in this case feet x feet. The architect must know how to use exponents in order to accurately plan a house of the required area.
5)If you are interested in saving money, you need to use exponents. Interest is calculated using exponents, and profit over time is calculated using logarithms, which is a special type of exponent.