Quiz Measurement Concepts

What is the basic unit of length in the metric system?

• millimeter

• meter

• centimeter

• kilometer

Convert 5 kilometers to meters.

• 5,000 kilometers

• 500 meters

• 50 kilometers

• 5000 meters

What instrument is commonly used to measure temperature?

• thermometer

• anemometer

• barometer

• hygrometer

Define the term 'scale' in the context of measurement.

• Scale is a type of musical notation.

• Scale is a system for assigning numbers to attributes for measurement.

• Scale refers to the physical size of an object.

• Scale is a method for cooking measurements.

What is the unit of mass in the International System of Units (SI)?

• kilogram

• ounce

• pound

• gram

How many significant figures are in the number 0.00456?

• 5

• 3

• 4

• 2

What is the purpose of a ruler?

• To erase pencil marks.

• To hold papers together.

• To measure length and draw straight lines.

• To create art and designs.

Explain the difference between precision and accuracy.

• Precision is the average of measurements; accuracy is the range of values.

• Precision refers to the total number of measurements; accuracy is the measurement's unit.

• Precision is consistency of measurements; accuracy is closeness to the true value.

• Precision is the measurement's scale; accuracy is the measurement's method.

What is the unit of pressure in the SI system?

• barometer

• atmosphere (atm)

• torr

• pascal (Pa)

How do you determine the number of significant figures in a measurement?

• Count only the non-zero digits.

• Count all non-zero digits, zeros between them, and trailing zeros in decimal numbers.

• Only consider the first digit of the measurement.

• Ignore all zeros in the measurement.