Electricity Review Static Electricity Circuits Conductors Insulators Q

Electricity Review Static Electricity Circuits Conductors/ Insulators Q $100 Q $200 Magnets Pictures Q $100 Q $200 Q $300 Q $300 Q $400 Q $400 Q $500 Q $500 Final

$100 Question Static Electricity Objects that have LIKE charges: Objects that have UNLIKE charges: © Love. Learning 2014

$100 Answer Static Electricity Repel Attract

$200 Question Static Electricity What in nature is an example of static electricity? © Love. Learning 2014

$200 Answer Static Electricity Lightning © Love. Learning 2014

$300 Question from Static Electricity You rub a plastic comb with wool. Why will the comb then attract small bits of paper? a. The comb has a magnetic attraction. b. The bits of paper have electric discharge. c. The comb and paper both have a negative charge. d. The comb has a negative charge. © Love. Learning 2014

$300 Answer from Static Electricity d. The comb has a negative charge. © Love. Learning 2014

$400 Question from Static Electricity What is it called when electrons move quickly from one object to another? © Love. Learning 2014

$400 Answer from Static Electricity Electric Discharge © Love. Learning 2014

$500 Question from Static Electricity Explain what happens when you rub a balloon on your head and then stick it to the whiteboard © Love. Learning 2014

$500 Answer from Static Electricity The balloon picks up electrons from your hair giving it a negative charge and then attracts to the positive charge of the whiteboard © Love. Learning 2014

$100 Question from Circuits Name the four parts of a circuit © Love. Learning 2014

$100 Answer from Circuits Battery, wire, switch, light bulb © Love. Learning 2014

$200 Question from Circuits What is the function of a battery in a circuit? © Love. Learning 2014

$200 Answer from Circuits It provides the “push” to keep electrons moving in the circuit © Love. Learning 2014

$300 Question from Circuits Explain one way to change a circuit © Love. Learning 2014

$300 Answer from Circuits • Adding more bulbs • Add another battery • Switch the wires around © Love. Learning 2014

$400 Question from Circuits Explain how a bulb works © Love. Learning 2014

$400 Answer from Circuits The filament wire is very thin, so electrons have a hard time passing through. When electrons do pass through, the filament becomes hot and begins to glow © Love. Learning 2014

$500 Question from Circuits In which part of a circuit is electrical energy changed into other forms of energy? a. The battery b. The switch The wire d. The load (anything that uses current to work) c. © Love. Learning 2014

$500 Answer from Circuits The load (anything that uses current to work) © Love. Learning 2014

$100 Question from Conductors/Insulators A conductor is: © Love. Learning 2014

$100 Answer from Conductors/Insulators a material through which electric charges can easily flow © Love. Learning 2014

$200 Question from Conductors/Insulators Name two examples of conductors © Love. Learning 2014

$200 Answer from Conductors/Insulators Copper Iron Gold Water Aluminum Steel silver © Love. Learning 2014

$300 Question from Conductors/Insulators An insulator is: © Love. Learning 2014

$300 Answer from Conductors/Insulators An insulator is a material through which an electric charge cannot easily flow © Love. Learning 2014

$400 Question from Conductors/Insulators Give three examples of insulators © Love. Learning 2014

$400 Answer from Conductors/Insulators Most plastics Glass Cloth Sand Rubber Wood Dry air © Love. Learning 2014

$500 Question from Conductors/Insulators Explain how you can test whether an object in an insulator or a conductor © Love. Learning 2014

$500 Answer from Conductors/Insulators Build a circuit and see if the object lights the bulb or not © Love. Learning 2014

$100 Question from Magnets What is a magnet? © Love. Learning 2014

$100 Answer from Magnets an object that can push or pull on iron without touching the metal © Love. Learning 2014

$200 Question from Magnets If the north poles of two magnets are close, they will: © Love. Learning 2014

$200 Answer from Magnets Repel © Love. Learning 2014

$300 Question from Magnets How can you turn a magnet into an electromagnet? © Love. Learning 2014

$300 Answer from Magnets © Love. Learning 2014

$400 Question from Magnets Draw the magnetic field © Love. Learning 2014

$400 Answer from Magnets © Love. Learning 2014

$500 Question from Magnets Name two advantages of electromagnets © Love. Learning 2014

$500 Answer from Magnets They can be turned on and off 2. They can be made stronger or weaker by changing the strength of the battery or wire loops 3. The direction of the fields can be changed (switch the poles) by switching the ends of the battery 1. © Love. Learning 2014

$100 Question from Pictures © Love. Learning 2014

$100 Answer from Pictures Electromagnet © Love. Learning 2014

$200 Question from Pictures Is this an open or a closed circuit? © Love. Learning 2014

$200 Answer from Pictures Open © Love. Learning 2014

$300 Question from Pictures What kind of circuit is this? © Love. Learning 2014

$300 Answer from Pictures Parallel © Love. Learning 2014

$400 Question from Pictures Why is important about this crane? © Love. Learning 2014

$400 Answer from Pictures It has an electromanget that can turn on and off © Love. Learning 2014

$500 Question from Pictures Draw a parallel circuit © Love. Learning 2014

$500 Answer from Pictures © Love. Learning 2014

Final Question In a series circuit that has two light bulbs, what happens to one of the light bulbs when the other bulb burns out? © Love. Learning 2014

Final Answer The good light bulb will also go out. © Love. Learning 2014