motor,magnets, generators

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

Tags

NGSS.HS-PS2-5

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

• Wind
• Water
• Magnets
• Circuits

Tags

NGSS.MS-PS3-5

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 

Tags

NGSS.HS-PS2-5

NGSS.HS-PS3-5

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

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

Tags

NGSS.HS-PS2-5

NGSS.HS-PS3-5

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

• electromagnet 
• turbine 
• solar panel 
• pinstock 

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

• Increases
• Decreases
• Stays the same
• Stops completely

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

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

Tags

NGSS.HS-PS2-5

NGSS.HS-PS3-5

What is the transfer of electricity in a motor?

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

Tags

NGSS.HS-PS3-3