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# Exponents in Real Life

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A few examples of how exponents can be very useful in today's world.

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### Exponents in Real Life

1. 1. Exponents in the Real World Exponents are used in a variety of ways, most often when talking about very big or very small things.
2. 2. COMPUTERS Exponents are often used to describe a computer's memory. For example, 1 gig(abyte) of RAM means that you 9 have 1 x 10 bytes.
3. 3. EARTHQUAKES Exponents are used to measure the strength of earth- quakes. A level 1 earthquake is 1 1 x 10 , a level 2 earthquake is 1 x 102, a level 3 is 1 x 103, etc.
4. 4. LARGE DISTANCES Exponents are used to measure large distances. For example, the distance from the Earth to the Moon is 1 X 105 km.
5. 5. COUNTING LARGE NUMBERS Exponents are used when counting things that grow very quickly. For example, the number of bacteria in a single sneeze 4 is between 1 x 10 and 1 x 105