What natural phenomenon produces the most powerful electrical discharge on Earth?
Static electricity
Northern lights
Lightning
Solar flares
Which household appliance typically uses the most electricity?
Refrigerator
Microwave
Television
Washing machine
Which famous inventor developed the first practical light bulb in 1879?
Thomas Edison
Alexander Graham Bell
Nikola Tesla
Benjamin Franklin
Which common kitchen item creates a magnetic field when operating?
Toaster
Blender
Microwave
Coffee maker
Which famous inventor pioneered alternating current (AC) electricity?
Thomas Edison
Nikola Tesla
George Westinghouse
Michael Faraday
What's the speed of electricity in a copper wire?
1,000 mph
Speed of sound
Speed of light
670 million mph
What animal produces its own electricity for defense and hunting?
Seahorse
Jellyfish
Electric eel
Stingray
Which electronic device was first sold to the public in 1954?
Solar panel
Television
Transistor radio
Radio
What common household item uses electromagnets to work?
Light switch
Thermostat
Smoke detector
Doorbell
Which country was the first to use wind power for electricity?
United States
Netherlands
Denmark
Germany

