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Published byAudra Greene Modified over 8 years ago

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Density

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What is density? Density is a comparison of how much matter there is in a certain amount of space.

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Which one is more dense? Demonstration: People in a square How about this: Which square is more dense?

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Which one is more dense? Now which one is more dense?

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What is density? Density = mass OR mass ÷ volume. volume Units for density: g or g. cm 3 ml (solid) (liquid) Why are these the units for density? ALWAYS REMEMBER UNITS!

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Let’s try a density problem together Frank has a paper clip. It has a mass of 9g and a volume of 3cm 3. What is its density? Frank also has an eraser tip. It has a mass of.5 g, and a volume of 1cm 3. What is its density?

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Work on these problems with your neighbor. Jack has a piece of cork. The cork has a mass of 2g and a volume of 3cm 3. What is the density of the cork? Jill has a gel pen. The gel pen has a mass of 8g and a volume of 2cm 3. What is the density of the pen?

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Now, try these on your own. Alicia has a pencil. It has a mass of 1g and a volume of 2cm 3. What is the density of the pencil? Mia has a glue stick. It has a mass of 15g and a volume of 5cm 3. What is the density of the glue stick?

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