The 1st electric toaster was invented in 1930 and the 1st electric pop up toaster was invented 20 years later (1950)
A false statement
(1st electric toaster was invented in 1909, while the 1st electric toaster was made a decade later).
100
Benjamin Franklin
Who was the "1st person to understand the principles of electricity?"
100
"An electrical device that provides a path for electrical current to flow."
What is an electric circuit?
100
Coal
What is the biggest source of energy for producing electricity?
100
It's a flow of electrical power or charge."
What is electricity?
200
Hydropower has been used for over 2000 years.
A true statement
200
Thomas Edison did it in 1879
Who was the inventor of the electric light bulb and when did he do it?
200
It's filled with parts such as switches, resistors and transformers.
What are electric circuits filled with?
200
You can use this energy source to create electricity, by using water to spin turbines that are attached to generators.
How can you use hydropower to create electricity?
200
(DAILY TRIPLE)(Guess the 3 questions to get 600 points)
It's a discharge of electricity. A single lightning bolt can have the temperature of approx. 30,000 °C and travel to the speed of around 210,000 kph.
What is lightning? / What is the temperature of a single lightning bolt? / How fast can a lightning bolt travel?
300
Electric eels can produce over 10 volts of electricity.
A false statement
(Can produce over 500 volts of electricity)
300
It was invented in Seattle, on 1889
(an electric machine)
When and where was the 1st electric streetcar invented?
300
An energy source, a connection (wire), and a load
What are the 3 main parts of an electric circuit?/ What are the 3 parts that an electric circuit must have?
300
"Oil, nuclear power, coal, natural gas, the sun, and other natural sources"
"What are some energy sources that provide electricity in your home?"
300
In volts & in amperes (amps)
How do you measure electric potential energy and electric current?
400
"Electricity can travel at the speed of light more than 186,000 miles per second."
A true statement
400
Stephen Gray in 1729
Who was the one "that discovered the conductive properties of electricity" and when did he do it?
400
The difference is that static electricity doesn't need a circuit, while this other type of electricity needs one.
What is the difference between static electricity and current electricity?
400
It's a type of energy source that comes from the Earth.
What is Geothermal Energy?
400
180,000
How many houses can be powered by 1 power plant (for electricity)?
500
The 1st power plant was opened by Thomas Edison in New York, in the year 1882.
A true statement
500
"Alessandro Volta in the 1800's"
Who was the 1st person to invent the electric battery and when did he do it?
500
Ohm’s law & Kirchhoff’s circuit rules
"Which laws mathematically describe the performance of electric circuits?"
500
"Hydrothermal - uses steam and hot water.
Geopressurized - uses hot water (around 350°F) and hydraulic turbines.
Petrothermal - uses dry hot rocks requiring water injections to make steam."