Making and Testing Electromagnets

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Learning Outcomes

By the end of this activity, learners will:
  • Describe at least two variables that can be changed to affect the strength of an electromagnet
  • Construct a simple electromagnet
  • Describe several applications of electromagnets in everyday life
  • Describe the effect of reversing the direction of current flow through the coil on the polarity of the electromagnet

Curriculum Connections

  • Grades 5 - 8
  • Click here for a detailed description of the curriculum connections 

Length of Activity

1.5 hours

Materials List

  • Internet-enabled device
  • Making and Testing Electromagnets Learner Worksheet
  • Magnetic compass
  • Sandpaper
  • Scissors
  • 10 cm iron nail
  • 30 cm plastic ruler
  • 3 metres of magnet wire
  • 10 paper clips
  • 1 AA or C sized battery with battery holder

Online Lesson Format