1) All matter is made up of tiny particles called a) atoms b) circuits c) electrons 2) Particle with a negative charge a) neutron b) electron c) atom 3) The buildup of electric charge on an object a) current electricity b) static electricity c) circuit 4) Objects that have unlike charges a) repel b) attract 5) Objects that have like charges a) repel b) attract 6) The flow of electrons through a wire a) static electricity b) current c) circuit 7) When electrons quickly move from one object to another a) circuit b) static electricity c) electric discharge 8) the path that an electric current takes is called a) electric discharge b) electric circuit c) current electricity 9) Any device that uses current, such as a light bulb or a fan or a radio a) switch b) wire c) load d) source 10) Anything that supplies current, like a battery or wall plug a) switch b) wire c) load d) source 11) a complete path for the flow of electric current a) open circuit b) closed circuit c) electric wire d) electric source 12) a material that allows electric current to pass through easily a) resistor b) coductor c) insulator d) circuit 13) a material that stops the flow of electric current a) resistor b) conductor c) insulator d) circuit 14) an incomplete path for the flow of electric current a) open circuit b) closed circuit c) resistor d) insulator 15) Energy caused by the movement of electrons a) electric circuit b) electric current c) electrical energy d) electrical charge 16) a particle with a negative charge a) electron b) proton c) neutron 17) a particle with a positive charge a) electron b) proton c) neutron 18) How much a substance slows or stops the flow of electric current a) conductor b) insulator c) resistance d) circuit 19) when an electric current takes an unexpected path, or goes somewhere unwanted a) short circuit b) closed circuit c) open circuit d) current mistake 20) basic property of matter, can be positive or negative a) electric current b) electric circuit c) electric charge 21) when static electricity jumps from one object to another a) electric discharge b) electric current c) electric circuit d) shockwave 22) The device that uses the current in a circuit. the thing needing the power to run a) source b) load c) connector d) switch 23) anything that supplies current, like a battery or a socket a) source b) load c) connector d) switch 24) Between the source and the load, usually wire a) source b) load c) connector d) switch 25) This opens and closes a circuit a) source b) load c) connector d) switch 26) Why might a sock and a sweater stick together when you take them out of the clothes dryer? a) The sweater and sock have opposite electrical charges b) The sock and the sweater are too dry c) The electric current reduced the number of electrons in both items d) static electricity has discharged from both items and they are in a neutral state of charge 27) When you flip the light switch on, what happens a) The circuit opens and current flows to the bulb and it lights up b) the circuit closes and current flows to the bulb and it lights up c) the breaker box fuse blows out and lights the bulb d) electric current is transferred from another load to the light bulb and it lights up 28) In which part of a circuit is electrical energy changed into other forms of energy? a) load b) switch c) source d) connector 29) Which of these materials is a conductor? a) glass b) rubber c) copper d) plastic 30) Which material is an insulator? a) aluminum b) copper c) glass d) iron 31) Which object could replace the switch and still allow the bulb to light up? a) wooden toothpick b) rubber band c) metal needle d) t-shirt 32) a scientist wants to design a new hair dryer. Which would be the BEST choice of material to use for the handle of the hairdryer? a) copper b) rubber c) steel d) nickel 33) The flow of electricity (current) stops when a circuit is opened. a) true b) false 34) which sentence supports the fact that copper is a good conductor? a) Copper does not allow the flow of electrons through a wire b) copper allows the flow of electrons through a wire c) copper is a good choice for the handle of a hair dryer 35) Current electricity is the flow of __________________ through a wire a) protons b) discharge c) electrons d) static 36) Getting shocked when you touch a metal doorknob is caused by the same type of electricity as : a) current flowing through a wire b) a lightning bolt/strike c) a bulb lighting in a closed circuit d) a switch opening a circuit

Electricity

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