Magnetism & Electric Forces
Electromagnetism
Invisible Fields
The Big G
100
Ferromagnetic materials are which three metals?
Cobalt, iron, and nickel.
100
This is the unit that electromagnetic currents are measured in.
What is ampere (amp)?
100
This is the exerting force.
What is gravity?
100
What is The Big G?
What is gravity?
200
Magnetic force describes how these objects attract or repel materials.
What are magnets?
200
The device below creates magnetic fields through moving electric currents.
What is an electromanget?
200
In an electric field, as the distance increases, this decreases.
What is strength?
200
This type of field has arrows pointing to the object that is exerting force.
What is a gravitational field?
300
These types of objects have no charge.
What are neutral objects?
300
This tool may helps navigators find north.
What is a compass?
300
In magnetic and electric fields, what is the relationship between charges/poles?
What are opposites attract and like charges repel?
300
Which has a larger effect? The Earth on the moon, or the moon on the Earth?
What is the Earth on the moon?
400
Is the net charge of final object neutral, 
positive, or negative?
What is positive?
400
This 8 letter word describes the currents in a wire that produces a magnetic field.
What is a solenoid?
400
These invisible models help scientists/physicists "see" how objects affect one another.
What are fields?
400
Who is Miss Smith's best friend?
Who is The Big G.
500
This is the term to describe the poles of groups of atoms pointing in the same direction.
What is magnetic domain?
500
The loops made with this material strengthens the strength of an electromagnet.
What is wire?
500
These are the strongest areas in a magnetic field.
What are the areas by the north and south poles?
500
What happens to form a black hole in space?
Huge stars explode to form a supernova explosion.