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WorksheetsElectromagnetism Practice Test
Total questions: 20
Worksheet time: 3600secs
Which object(s) have magnetic fields?
Electric Charges
Magnets
Both Electric Charges & Magnets
Magnetic fields do not exist
A(n) ___ converts electricity into magnetism.
electric transformer
electric generator
electromagnet
electric motor
Electric charges must ___ in order to create an observable magnetic field.
exist
be moving
be stationary
disappear
What must occur for a magnetic field to induce an electric current?
The magnetic field must be really big
The magnetic field must be stable
The magnetic field must be changing
The magnetic field must be from a permanent magnet
What would happen if you broke a bar magnet into 8 pieces?
You would have 8 half magnets
You would have 4 complete magnets
You would have 8 complete magnets
They wouldn't be magnets anymore
