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Cullen-Mag and Elec
Cullen 4th Grade Magnetism and Electricity
Question | Answer |
---|---|
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 |