Question

how can i check to see if i am on the centimeters side of my ruler? there are 10 marks between each centimeter mark. i dont know. then you need to go back and rewatch this section of video. the marks are farther apart. there are 16 marks between each centimeter mark.

Explanation:

A centimeter is divided into 10 millimeters. So on the centimeter - side of a ruler, there are 10 marks between each centimeter mark.

Answer:

There are 10 marks between each centimeter mark.