Metric Conversions and Dimensional Analysis Quiz

What is the base unit for length in the metric system?

• Millimeter

• Kilometer

• Centimeter

• Meter

What does the prefix 'milli' represent in the metric system?

• One thousandth

• One millionth

• One tenth

• One hundredth

In dimensional analysis, what is the purpose of writing the relationship between units as a fraction?

• To add units together

• To compare different units

• To cancel out the original unit

• To multiply units

When converting 189.3 milligrams to grams, what operation is performed after setting up the fraction?

• Addition

• Subtraction

• Multiplication

• Division

What is the final result when converting 189.3 milligrams to grams using dimensional analysis?

• 0.1893 grams

• 1.893 grams

• 0.01893 grams

• 18.93 grams