Electromagnetism Review

What results when electric currents and magnetic fields interact with each other?

• Electromagnetism
• Solenoids
• Motors 
• Magnetism

Who discovered that there is a connection between electricity and magnetism?

• Michael Faraday
• Bill Nye
• Hans Christian Oersted
• Neil Degrasse Tyson

What is a coil of wire that carries an electric current, and therefore produces a magnetic field?

• Galvanometer
• Armature 
• Super wire
• Solenoid

Wrapping a solenoid around an iron core would create what?

• A magent
• An electromagnet
• Electricity 
• An armature 

What can convert ELECTRICAL energy into MECHANICAL energy?

• An electrical motor
• An electrical generator
• A magnetized motor 
• A transformer

What is a device that can measure the strength and direction of an electric current in a wire?

• Protractor 
• Compass
• Galvanometer
• Thermometer

What is it called when you can use a magnetic field to create an electric current in a wire?

• Electromagnetic induction
• Electromagnetic radiation
• Electromagnetic conduction
• Radio waves

What uses induction to increase or decrease the voltage of alternating current?

• Galvonometers
• Transformers
• Armatures 
• Generators 

What uses induction to convert MECHANICAL energy into ELECTRICAL energy?

• Gravity
• Electromagnets
• Electric motors
• Electric generators 

An electric current can produce a magnetic field.

• True 
• False