Electricity and magnetism (Unit 6)

 Objects with the same number of positive and negative charges are electrically ___________________

Objects with opposite charges                                        .

Materials that allow electricity to flow through are

• Electrical insulators

• Electrical conductors

• Static electricity

What kind of energy can we see in the photo?

• Geothermal energy

• Thermal energy

• Nuclear energy

• Hydroelectric energy

When an object loses negative charges, it becomes _______ charged

An electric current that flows along a closed path is called _________

• Electric circuit

• Electric current

• Static electricity

Magnetism is a __________ force that works at a distance

• non-contact

• contact

• natural

• artificial

Which device helps us to find directions?

What materials do you need to make an electromagnet?

• Wire, iron nail and battery

• Wire, iron nail and metal paper clip

• Wire, iron nail, battery and metal papel clip

The magnetics poles are found near the geographic ______ Pole and the geographic South Pole.