1/24/11

Post date: Jan 24, 2011 4:52:1 PM

• • Bell Ringer: What do you have to do to water to make it boil? What do you have to do to ice to make it melt? How are these processes alike?

  • Chapter 3 section 2 notes - changes of state

  • Dry ice demonstration

    • Bubbles / balloons with dry ice

    • Penny vibrating

• Homework (due 1/25)

  • Page 88: 1-5 due 1/25

  • Why do you see bubbles when you put the dry ice into your punch?

  • What are some practical applications for dry ice?