Understanding Electromagnetism

What is electromagnetism?

• A fundamental force combining electricity and magnetism

• A type of electromagnetic wave

• A property of electric charge

• A phenomenon observed only in laboratories

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What creates magnetic fields?

• Stationary electric charges

• Moving electric charges

• Electromagnetic waves

• Positive electric charges only

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Which of the following is NOT a type of electromagnetic wave?

• Radio waves

• Microwaves

• Sound waves

• Visible light

What happens when like electric charges are placed near each other?

• They attract each other

• They repel each other

• They have no interaction

• They create electromagnetic waves

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What is the speed at which electromagnetic waves travel through space?

• Speed of sound

• Speed of light

• Variable speed depending on the medium

• Speed of electric current