Motors, Generators, and Electromagnets

What is formed when a wire in an electric circuit is wrapped around an iron core producing a magnetic field?

• electromagnet
• generator
• magnet
• electric motor

What is the device seen here?

• generator
• electric motor
• electromagnet
• magnet

Tags

NGSS.HS-PS2-5

NGSS.HS-PS3-5

Generators are devices that convert _____ energy into _____ energy.

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

Tags

NGSS.HS-PS3-3

Electric motors are devices that convert _____ energy into  _____ energy.

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

Tags

NGSS.HS-PS3-3

When plugged into an outlet, the clock lights up to show the time.  What kind of energy transformation is this?

• chemical to light
• mechanical to chemical
• electrical to mechanical
• electrical to light

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

• Wind
• Water
• Magnets
• Circuits

Tags

NGSS.HS-PS2-5

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 energy do you put IN to a generator?

• Mechanical
• Electrical
• Thermal
• Potential

Tags

NGSS.HS-PS3-3

What type of energy comes OUT of a generator?

• Mechanical
• Electrical
• Thermal
• Potential

Tags

NGSS.HS-PS2-5

NGSS.HS-PS3-3