1. SCIENCE GRADE THREE – ELECTRICITY AND MAGNETISM
Electricity used to make a magnet
Charges
Magnetism is used to produce Electricity
Electricity
and
Magnetism
Energy
Force Fields
Conductors
Attraction
Insulators
Vocabulary:
All K-2 process vocabulary plus:
Data table
Forceps
Graduated cylinder
Attract
Battery
Circuit
Conductor
Insulator
Magnetism
Repel
Essential Understandings:
There are two types of charges, positive and negative. Negative charges move from one thing to another
Electricity is used to provide energy for many different things in our world
Wires are used to transfer electricity from one object to another. Conductors transfer electricity, insulators are poor conductors of electric current
Magnets are useful because they are attractive to certain objects
Magnets and electricity have an invisible force field around them
Electricity can produce magnetism, and magnetism can produce electricity