Magnetism from ElectricityObjectives:•Describe the relationship between an electric current and a magnetic field.•Identify common devices that demonstrate this relationship.

Challenge Question

Explain how the door bell works by explain what is happening at each step.

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4

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3

2

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Connection

• Why are electromagnets more practical than permanent magnets?

Vocabulary

• Electromagnetism

• Solenoid

• Electromagnet

• Electric motor

Activities/Assignments

Electromagnet Lab

Build a Motor

Click on picture for video

Click here for directions

Magnetism from Electricity