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Expansion and Contraction of Materials

Main Core Tie

SEEd - Grade 6
Strand 6.2: ENERGY AFFECTS MATTER Standard 6.2.3

Time Frame

1 class periods of 45 minutes each

Group Size

Large Groups


Utah LessonPlans


Using bimetal strips and Ball & Ring show how materials expand and contract with heat.


  • bimetal strips
  • ball & ring
  • heat Source (Bunsen burner, alcohol lamp or hot water)
  • ice Water
  • worksheet

Student Prior Knowledge

All matter is made of particles. Particles move. They move faster with more heat.

Instructional Procedures

This can be done as a demo or as a student experiment depending upon your equipment. You could have i/2 of the class working on the Ball & Rings and the other 1/2 using the Bimetal Strips.


Lesson Design by Jordan School District Teachers and Staff.

Created: 09/30/2014
Updated: 02/05/2018