Density Brainpop Quiz Answers (2024)

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A measure of how much mass is packed into a given space.

Cooling a substance causes molecules to slow down and get slightly closer together, occupying a smaller volume that results in an increase in density.

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Density Definition: Density is the measurement of how tightly a material is packed together. It is defined as the mass per unit volume. Density Symbol: D or ρ

Keyword density — also called keyword frequency — is the number of times a specific keyword appears on a webpage compared to the total word count. It's often reported as a percentage or a ratio; the higher the value, the more your selected keyword appears on your page.

The density of a substance is the relationship between the mass of the substance and how much space it takes up (volume). The mass of atoms, their size, and how they are arranged determine the density of a substance. Density equals the mass of the substance divided by its volume; D = m/v.

How to increase the density of water? ›

When salt is dissolved in fresh water, the density of the water increases because the mass of the water increases.

997 kg/m³

Water / Density

Lowering the temperature reduces the thermal motion and allows the water molecules to form more hydrogen bonds that prevent the molecules to come closer to each other. A hexagonal structure formed which leaves some space in-between the molecules which tend to decrease the density.

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