11.1 Write a proper question for the following answer: Electric cars use a large lithium-ion battery as their main energy source.
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Soluzione suggerita: What is the main energy source for electric cars?
11.2 Write a proper question for the following answer: The two main parts are the anode and the cathode, separated by an electrolyte.
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Soluzione suggerita: What are the two main parts of a battery cell?
11.3 Write a proper question for the following answer: When charged, chemical energy is stored in the cells of the battery.
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Soluzione suggerita: What happens when the battery is charged?
11.4 Write a proper question for the following answer: A chemical reaction releases electricity, which flows through wires to the motor, turning the wheels and moving the car.
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Soluzione suggerita: How does the battery power the electric motor?
11.5 Write a proper question for the following answer: It is used to recover energy when the car slows down, which improves efficiency.
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Soluzione suggerita: What is regenerative braking used for?
11.6 Write a proper question for the following answer: Because they don’t need fuel tanks, exhaust systems, or complex gearboxes.
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Soluzione suggerita: Why are electric cars mechanically simpler than petrol or diesel cars?
11.7 Write a proper question for the following answer: They can be charged at home using a standard outlet or at fast-charging stations for quicker charging.
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Soluzione suggerita: How can electric cars be charged?
11.8 Write a proper question for the following answer: They have a higher initial purchase cost and limited charging infrastructure in some areas.
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Soluzione suggerita: What two challenges of electric cars are mentioned in the text?
12. Match each term with its definition.
A place where an electric car can be charged quickly.Getting rid of or recycling used materials.The negative part of a battery cell.A home socket used for charging devices.The main energy source for an electric car.The process of recovering energy when the car slows down.The positive part of a battery cell.Keeping something in good condition so that it works well.
Lithium-ion battery →
Anode →
Cathode →
Regenerative braking →
Fast-charging station →
Maintenance →
Outlet →
Disposal →