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Cullen-Mag and Elec

Cullen 4th Grade Magnetism and Electricity

What materials will magnets attract to? metal
Will a magnet move a paper clip? Yes
What happpens to same poles in a magnet? repel
What happens to opposite poles in a magnet? attract
What direction does a compass needle point? North
Will a magnet attract an aluminum pop can? No
What is the area around a magnet where the force is felt? Magnetic Field
What kind of magnet has an electrical current? electromagnet
What kind of charge does a proton have? positive
What kind of charge does a neutron have? neutral
Where is a magnetic field strongest? Poles
What is the electrical charge on the surface of an object? Static Electricity
An electric charge will flow through a ... conductor
An electric charge will not flow through an ... insulator
Name a good conductor iron
Name a good insulator plastic
Which circuit connects to one power source in a single loop? series
Which circuit connects each object to a power source in its own loop? parallel
A circuit is complete when it forms a ... loop
Fossil fules, sun, water, nuclear power and wind all generate.... electrical energy
What is in a compass that makes the needle point North? magnet
What does an electromagnet need to work? current
Created by: jcullenrp