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WorksheetsElectricity Basics
Total questions: 14
Worksheet time: 57mins
What is electricity?
flow of electrons
flow of copper atoms
light
movement of air
How does a generator produce electricity?
a copper coil spins inside a magnet
light shines on copper wire
water boils inside of it
a magnet crushes a copper wire
Which of the following energy sources are fossil fuels? (Choose 3)
coal
oil (petroleum)
natural gas
uranium (nuclear)
Which of the following energy sources are renewable? (Choose 2)
solar
coal
biomass
uranium (nuclear)
What causes a turbine to spin inside of most power plants?
steam
light
magnets
copper wire
What energy conversion occurs when a fuel, such as coal, is burned in a power plant and used to heat water?
chemical to thermal
mechanical to electrical
thermal to mechanical
mechanical to chemical
What energy conversion occurs when heat is used to turn water to steam, which is used to spin the turbine?
chemical to thermal
mechanical to electrical
thermal to mechanical
mechanical to chemical
What energy conversion occurs when a copper coil inside of the generator spins to produce electricity?
chemical to thermal
mechanical to electrical
thermal to mechanical
mechanical to chemical
During which process is a source of energy used to produce electricity?
generation
transmission
distribution
electrocution
Which of the following are the benefits of using a "smart grid"? (Choose 3)
It helps utility companies find and fix damaged power lines.
It tells the power company where more electricity is needed.
It helps utilities be more efficient.
It restricts the amount of electricity customers can use.
What is used to measure a customer's use of electricity so that their electricity bills are accurate?
meter
turbine
generator
power plant
When governments regulate utilities, which of the following is true?
The utility company can charge as much as they want for electricity.
A utility company is allowed to be the only one in the area.
Customers can choose from several utility companies.
Electricity is not distributed to customers.
When utilities are deregulated, which of the following is true?
The utility company can charge as much as they want for electricity.
A utility company is allowed to be the only one in the area.
Customers can choose from several utility companies.
Electricity is not distributed to customers.
Why do companies need to be careful when planning for the future? (Choose 2)
They need to predict how much electricity the public will need in the future.
It takes time to build power plants.
Building a power plant is fast and easy.
Building a power plant is very cheap.
