Generators and Motors

Surrounding every magnet is a __________  __________.

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

Electricity is the flow of _________.

• Protons
• Neutrons
• Electrons

Generators are devices that convert _____ energy into _____ energy.

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

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

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

How are electromagnets different from magnets?

• magnets can be turned on/off
• you can turn an electromagnet on/off
• magnets are more powerful
• magnets have a North and South pole

What type of energy comes OUT of a generator?

• Mechanical
• Electrical
• Thermal
• Potential

What device turns electrical energy into mechanical energy?

• a solenoid
• a motor
• an electromagnet
• an electric generator

This object transforms mechanical energy into electrical energy

• Circuit
• Generator
• Motor
• Battery