Name two common units of measure?
We measure things to compare sizes and weights. We use tools like rulers, scales, and measuring cups. We measure in different units, like inches, ounces, and liters.
Measurement is a process of comparing an object or quantity to a unit of measurement. For example, we can measure the length of a desk in inches. Unit of Measurement is a standard amount used to measure something. Some common units of measurement are inches, feet, yards, centimeters, and meters. Estimation is a process of making an educated guess or an approximate measurement. An example of estimation is guessing how long a book is without using a ruler.
The earliest known measurement systems date back to the Indus Valley Civilisation in the 3rd millennium BC. The inch is the official unit of measurement in the United States and is based on the Royal English Inch which was defined in 1588. The meter is the official unit of measurement in the metric system and is based on the length of a pendulum that has a 1/10,000,000th part of the distance from the North Pole to the Equator.
Did you know?
Work together in pairs: What is the difference between a foot and an inch?
What unit of measurement would you use to measure the length of a pencil?
Work together in pairs: What is the difference between a cup and a pint?
Brain break: Draw a dog with bunny ears eating a big carrot.
What unit of measurement is used to measure length?
What unit of measurement is used to measure weight?
What tool do we use to measure temperature?
- Tape Measure
What unit of measurement is used for liquids?
How many centimeters are in a meter?