A centimeter (cm) is a unit of length. On a ruler, centimeters are marked with ticks and numbers. The distance between two neighboring long ticks is 1 centimeter. A ruler helps us measure the length of a pencil, an eraser, or a notebook.
1 cm is a small distance
On a ruler, one centimeter is from one number to the next
We use centimeters to measure objects
A ruler starts at 0
Measure an object with a ruler
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