Electromagnets and Electric Motors

What is the transfer of electricity in a motor?

• chemical to mechanical 
• electrical to mechanical
• mechanical to electrical 
• physical to potential 

What is the transfer of electricity in a generator?

• Mechanical to Electrical 
• Physical to Potential 
• Electrical to Mechanical
• Yogurt to Light

What can you use to make an electromagnet?

• Battery, nail and string 
• Battery, pencil and wire
• Wire, battery and iron ore (nail)
• Peanut butter, lampshade, hand sanitizer

In large generators in power plants, ___________ rotate inside a coil of wire to produce an electric current.

• Wind
• Water
• Magnets
• Circuits

Which device uses mechanical energy to produce electrical energy?

• Electric Motor
• Magnet
• Generator
• Solar Cell

Electric fields are often associated with what other kind of field? 

• Magnetic Fields 
• Nuclear Fields 
• Particle Fields 
• Corn Fields 

What device is made of coils of wire with an electrical current passing through it in order to generate a magnetic field?  

• Electromagnet 
• Generator
• Electron Magnet 
• Motor

What force does a magnetic field apply without actually touching the object? 

• a push or pull
• gravity 
• friction 
• pressure 

What two forces are required for generators and electric motors to work? 

• magnetism and thermal 
• electricity and thermal 
• electricity and magnetism 
• magnetism and radiant 

 What is the fan that turns the magnet inside a generator called? 

• electromagnet 
• turbine 
• solar panel 
• pinstock