QUIZ 1. What is the standard international unit for displacement? a. Kilometers b. Meters c. Feet d. Miles Answer: b. The SI or (standard international) units for displacement are meters, although any of the other units might be listed, requiring a calculation to transfer the object from its displacement unit given to the unit of meters. 2. In remembering the prefixes of SI units, what would be the greatest measurement of distance? a. Exameter b. Decameter c. Kilometer d. Centimeter Answer: a. Exameter is the largest measurement of distance, being 1018 meters, which is the distance light travels in a century. 3. Which is the smallest unit of measurement among the listed ones here? a. Exa b. Terra c. Pico d. Atto Answer: d. The term atto refers to 10-18 of something; this is an extremely small number. For example, the term “attosecond” is the time it takes light to cross through an atom.
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