Chapters 18 and 19

A _____ is a number that indicates a comparison between the attribute of the object being measured and the same attribute of a given unit of measure

Using nonstandard units for beginning measurement activities is beneficial at all grade levels because they:

• All of the above

• Focus on the attribute being measured

• Avoid conflicting objectives in introductory lessons

• Provide a good rationale for using standard units

When introducing standard units and developing unit familiarity, are students expected to use both standard (yard) and metric (meter) units at a disadvantage?

Often, when students see standard rulers with numbers and tick marks, they incorrectly believe that the numbers are counting the marks rather than the units of space between the marks. What is one assessment technique to establish if a student understands how to use a ruler?

For students to adequately understand the attribution of ____, they should make comparisons of events that have different durations

Geometry involves developing and applying _____ sense.

Reorder the van Hiele theory of geometric thought

• Rigor

• Visualization

• Informal Deduction

• Analysis

• Deduction

Using geoboards supports the study of area, particularly of compound shapes. Students begin to understand that rectangles can be decomposed into equal rows or columns, which connects area to _____.

All parallelograms are _____, but not all parallelograms are _____.

By third grade, students must think about subcategories of THIS word for four sided figures.