Physical Properties: Density

Before class preparation

  • How would you identify unknown objects (elements?)
  • Read over the Density Calculations worksheet, print if possible
  • Is density a physical or chemical property? Why?

In class activity

  • Density Demo & Explanation
  • Coke vs. Diet Coke
  • “Smart Meter”
  • Density Calculations (Sage & Scribe)
  • Collected next class

After class work

Lab: Density

Before class preparation

  • Read and Print this document
  • Predict and Explain your hypothesis on the document
  • Design a table to record your observations according to instructions in the document

In class activity

  • Investigate, through inquiry, the physical property of a common compound (water)
    • What happens to the density of water as the volume increases? (40 minutes)

After class work

  • Complete the hypothesis section of your good copy
  • Draw an iceberg and see how it will float.
  • Bring an empty recyclable water bottle and a ketchup packet if you can

Classification of Matter

Before class preparation

In class activity

After class work