Reflection in Physics Project Ideas

Instructor: Kerry Gray

Kerry has been a teacher and an administrator for more than twenty years. She has a Master of Education degree.

Reflection is the change of direction that takes place when a wave hits a boundary. This asset contains projects that encourage students to explore and discuss reflection.


According to the law of reflection, a wave will reflect from a surface at an angle perpendicular to the point at which is strikes. The following projects further develop your students' investigations of reflections in physics.


Grade level: 5th-8th grade

Time: 2 days

Key Terms:

  • angle
  • perpendicular
  • reflection

Guiding Question

  • What happens to a wave after it reflects off a surface?


  • 2 plane mirrors
  • tape
  • small plastic figurine
  • protractor


Have students work in pairs to do the following:

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