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MIDDLE SCHOOL

Mathematics (Grade 7)

Ratio and Proportional Relationships

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Ratio and Proportional Relationships: Real-World Proportional Situations

Density and Measurement Situations

Description

Density and Measurement Situations
Introduction

Density and measurement situations compare how one quantity relates to another using ratios and rates. These relationships help describe how much of something fits in...

Transcript

Two jars of the same size are filled to the top—one with marshmallows and one with coins.

Even though both jars have the same total volume, the jar filled with coins is much heavier because the coins have more mass packed into the same volume.

This is called density and is written as: Density = mass ÷ volume.

If the marshmall...