ELECTROMAGNETISM IS FUN!!

ARE YOU ABLE TO ANSWER ALL THESE QUESTIONS?

Can you say the name of the person who discovered the connection between electricity andd magnetism?
Can you explain how he discovered it? Or how it works?
How many poles has a bar magnet? How do they work? Can they attract every type of material?
Does the Earth have a magnetic field? What's its name? Why is it necessary for?
How does a compass work?

IF YOU ANSWER THEM ALL CORRECTLY!! CONGRATULATIONS!!
You can watch the video to explain in detail how microphones work!

IF YOU ANSWER ONLY SOME OF THEM HAVE A LOOK AGAIN TO THE UNIT, THE PPT (I gave it to you the copies with squares) and the schemas, then try again!!

ENJOY!!