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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 |