eResources

PS.7a
Online quiz at: http://go.hrw.com/activities/frameset.html?main=2408.html
Explore Learning Lessons:

Colligative Properties
Freezing Point of Salt Water
Phase Changes
Heat Transfer by Conduction
Calorimetry Lab
Phase Changes

PS.7b

• Online quiz at: http://go.hrw.com/activities/frameset.html?main=2408.html
• Fun demos with liquid nitrogen (http://webs.wichita.edu/facsme/nitro/ballo.htm) or dry ice (www.abc.net.au/science/surfingscientist/pdf/lesson_plan08.pdf)

Explore Learning Lessons:

Colligative Properties
Freezing Point of Salt Water
Phase Changes
Heat Transfer by Conduction
Calorimetry Lab
Phase Changes

PS.7c

• Cooking using 3 methods of heat transfer: http://www.virtualsciencefair.org/2004/dela4l0/public_html/
• Online quiz at: http://go.hrw.com/activities/frameset.html?main=2408.html

Explore Learning Lessons

Colligative Properties
Freezing Point of Salt Water
Phase Changes
Heat Transfer by Conduction
Calorimetry Lab
Phase Changes

Additional Resources and Activities

Formative Assessment Probes:
Turning the Dial
Boiling Time and Temperature
Freezing Ice
What's in the Bubbles?
Ice-Cold Lemonade
Ice Water
Warming Water

PS.7a
None

PS.7b
Play charades where each student is a particle. Have them demonstrate the speed and volume of particles as a solid, liquid, gas, and at varying temperatures, including absolute zero.

PS.7c
None