Deci-

High school (ages 12+)
Mathematics & Numbers

Name:

Date:

Step 1 · Read the article

Open the article and read it at the level above. Then answer the questions below in your own words.

https://smallwhale.org/articles/deci-

Write what each word means, using the article.

Do not copy the article. Write two things you learned, the way you would explain them to a friend.

Answers below are taken from the article’s stored facts, so they match what the student read.

1. What is the SI factor?Represents a factor of 10⁻¹ (one-tenth)
2. What is the latin origin?Derived from 'decimus', meaning 'tenth'
3. What does the prefix "deci-" mean?It means one-tenth. It shows that a unit is divided into ten equal parts.
4. Where do we use the deci- prefix in everyday life?In cooking, a deciliter (dl) measures small amounts of liquid. A compact disc is about 12 centimeters, which is 1.2 decimeters.

Metrology: The scientific study of measurement, including its theory, practice, and application.
SI Prefix: A unit prefix in the International System of Units that precedes a base unit to denote a multiple or submultiple of it.
Logarithmic Scale: A scale of measurement where equal distances represent equal ratios or multiples, used for phenomena spanning large ranges.