Measuring with a Ruler

Front

What is a ruler?

Back

A ruler is a tool used to measure length or distance. It usually has markings in inches and centimeters.

Front

How do you measure with a ruler?

Back

To measure with a ruler, align one end of the object with the '0' mark on the ruler and read the measurement at the other end of the object.

Front

What is the unit of measurement for length in the metric system?

Back

The unit of measurement for length in the metric system is the meter (m). Smaller lengths can be measured in centimeters (cm) and millimeters (mm).

Front

What is the unit of measurement for length in the customary system?

Back

The unit of measurement for length in the customary system is the inch (in). Other units include feet (ft) and yards (yd).

Front

What does the term 'centimeter' mean?

Back

A centimeter is a unit of length in the metric system. There are 100 centimeters in a meter.

Front

What does the term 'inch' mean?

Back

An inch is a unit of length in the customary system. There are 12 inches in a foot.

Front

How many inches are in a foot?

Back

There are 12 inches in a foot.

Front

How many centimeters are in a meter?

Back

There are 100 centimeters in a meter.

Front

What is the purpose of measuring?

Back

The purpose of measuring is to determine the size, length, or amount of an object accurately.

Front

What is a common mistake when measuring with a ruler?

Back

A common mistake is starting the measurement from the wrong end of the ruler instead of the '0' mark.