Generators & Magnets

What is the energy involved in spinning?

• kinetic
• electrical
• chemical potential
• thermal

Which of the following electrical generators does NOT involving spinning?

• Coal
• Nuclear
• Tidal
• Solar panels

Surrounding every magnet is a __________  __________.

• magnetic field
• electrical current
• another magnet
• an enemy

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

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

Electricity is the flow of _________.

• Protons
• Neutrons
• Electrons

Generators are devices that convert _____ energy into _____ energy.

• chemical; mechanical
• mechanical; electrical
• electrical; mechanical
• potential; kinetic

In a _______ a spinning turbine moves magnets which generates an electric current.

• Motor

• Generator

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 happens to the strength of an electromagnet as you add more coils around it?

• Increases
• Decreases
• Stays the same
• Stops completely