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Lesson 10 of 13

Checkpoint: density

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Three questions on density. Feedback comes as you answer, and you can retry any time.

A rock has mass 120 g and volume 40 cm³. What is its density?

Water is 1 g/cm³. A light oil is 0.8 g/cm³. A block of 0.9 g/cm³ goes into each. What happens?

A block of mass 60 g has volume 40 cm³. What does it do in water?

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