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# Density

## Ratio of the mass of an object to its volume.

Levels are CK-12's student achievement levels.
Basic Students matched to this level have a partial mastery of prerequisite knowledge and skills fundamental for proficient work.
At Grade (Proficient) Students matched to this level have demonstrated competency over challenging subject matter, including subject matter knowledge, application of such knowledge to real-world situations, and analytical skills appropriate to subject matter.
Advanced Students matched to this level are ready for material that requires superior performance and mastery.

## Density

by CK-12 //at grade
Covers density and provides examples of density calculations.
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67
• Interactive Simulations

## Going fishing

by CK-12 //at grade
Students will be able to change the mass and volume of an item and observe if it floats, sinks, or remains at a certain depth in the water. Students will also be able to change the liquid in level 2.
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0
• PLIX

## Density

by CK-12 //at grade
Density Interactive
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• Video

## Amazing 9 Layer Density Tower

by CK-12 //at grade
Uses the properties of density to create an experiment using common household items. Each layer is formed by one of the nine liquids with different densities.
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17

## Density Quiz

by CK-12 //at grade
Reviews the definition of density and various calculations involving density.
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0
• 0
• Real World Application

## Sinking Clouds

by CK-12 //at grade
Learn what a peculiar type of cloud tells us about density.
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8