"Metr, Meter" Roots

Front

What does the root 'metr' or 'meter' mean?

Back

It means 'measure'.

Front

What is a barometer?

Back

An instrument used to measure air pressure and predict changes in the weather.

Front

What is symmetry?

Back

It is when something looks the same on both sides.

Front

What is the diameter of a circle?

Back

The distance across the circle through its center.

Front

What is the perimeter of a shape?

Back

The total distance around the shape.

Front

What is optometry?

Back

The practice of examining the eyes and prescribing glasses.

Front

How do you calculate the perimeter of a rectangle?

Back

Add the lengths of all four sides or use the formula: P = 2(length + width).

Front

What is the relationship between diameter and radius?

Back

The diameter is twice the length of the radius.

Front

What is a metric system?

Back

A system of measurement based on meters, liters, and grams.

Front

What is the purpose of a ruler?

Back

To measure length or distance.