Unit Conversion Quiz

Why is unit conversion considered a fundamental concept in science classes?

• It is essential for solving almost every problem in science.

• It is rarely needed in biology.

• It is only important for physics.

• It is only used in chemistry.

What is the first step in converting units according to the method discussed?

• Multiply the units directly.

• Write the number as a decimal.

• Cancel out the units.

• Identify the conversion ratio.

How should you write a conversion ratio for unit conversion?

• As a single number.

• As a decimal.

• As two possible fractions.

• As a percentage.

What is the correct way to set up a given number for conversion?

• As a whole number.

• As a decimal.

• As a fraction with the unit in the numerator.

• As a fraction with the unit in the denominator.

In the example of converting 16 centimeters to meters, what was the correct conversion fraction used?

• 100 centimeters over 1 meter

• 16 meters over 1 centimeter

• 1 centimeter over 16 meters

• 1 meter over 100 centimeters

When converting milligrams to grams, what is the relationship between these units?

• 100 milligrams equals 1 gram

• 1 milligram equals 1000 grams

• 1 milligram equals 100 grams

• 1000 milligrams equals 1 gram

How should decimals be handled when converting units?

• Convert them to whole numbers first.

• Round them to the nearest whole number.

• Treat them as fractions with the unit in the numerator.

• Ignore them completely.

What is the conversion ratio for liters to milliliters?

• 1 liter equals 100 milliliters

• 1 liter equals 10 milliliters

• 1 liter equals 1000 milliliters

• 1 liter equals 500 milliliters

How are significant figures treated in unit conversion problems?

• They are only considered for the final answer.

• They are considered for conversion ratios.

• They are ignored completely.

• They are only considered for the given measurement.

What should you do if you are unsure about significant figures in a test?

• Ignore significant figures altogether.

• Use as many significant figures as possible.

• Ask the teacher for clarification.

• Guess the number of significant figures.