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WorksheetsELECTRICAL
Total questions: 15
Worksheet time: 8mins
What is static electricity?
Electricity that flows in one direction
Electricity that is sent over the air
Electricity that constantly changes direction
An electrical charge on the surface of an object
What happens when two items with positive charges come close to each other?
They attract each other
They will join together
They will cause an explosion
They repel each other
Which of the following is a practical application for static electricity?
Printers
Air filters
Paint sprayers
All of the above
What type of electronics can be easily damaged by a static electricity discharge?
Light bulbs
Fans
Electronic chips
Copper wires
True or False: If you have built up a static electric charge on your skin, it is likely to discharge when you touch something metal.
TRUE
FALSE
Which of the following is an example of static electricity?
Your pants sticking to your legs
An electric socket in your home
Electricity for a light bulb
All of the above
How does electricity typically get to a home or apartment?
Using radio frequency waves
Through cable
Over power lines
From satellite
Where do batteries get the energy to produce electricity?
Sunlight
Chemical reactions
Hydropower
Natural gas
What type of materials allow electricity to flow freely?
Conductors
Currents
Insulators
Inductors
What type of materials are resistant to the flow of electricity?
Conductors
Currents
Insulators
Voltages
Why are electrical insulators important?
They are used to protect us from electricity
They provide power for electric circuits
They help the flow of electricity
They help conduct heat
Which of the following is a good insulator?
Paper
Glass
Air
All of the above
Which of the following is the most conductive element?
SIlver
Iron
Carbon
Hydrogen
What metal is the most commonly used conductor in electronic wiring and electronic circuits?
Silver
Zinc
Platinum
Copper
The ________ of a material is a measurement of how well a material opposes the flow of electric current.
Inductance
Voltage
Resistance
Current
