In this activity, students observe the teacher igniting flour when it is in a basic combustion chamber.

By the end of this activity, students should be able to:

  • understand how surface area of fuel affects fire behaviour – the more surface area, the more quickly ignition will take place.

Download the Word file (see link below) for:

  • introduction/background notes
  • what you need
  • what to do
  • scientific explanation.

 

    Published 18 November 2009