iTapuih.com - How Electric Cars Work dan 30 Soal Explanation Text. Teks ini membahas tentang mobil listrik (electric vehicles/EV) dan bagaimana cara kerjanya. Mobil listrik sebagai teknologi inovatif dan alternatif berkelanjutan dibanding mobil bensin. Mobil listrik menggunakan baterai lithium-ion yang diisi ulang dan motor listrik untuk menggerakkan mobil. Mobil listrik menawarkan solusi transportasi berkelanjutan dengan udara yang lebih bersih, pengurangan emisi gas rumah kaca, dan efisiensi energi.
A. Read the following text to answer question below!
Electric cars, also known as electric vehicles (EVs), are an innovative technology that offers a sustainable alternative to traditional gasoline-powered vehicles. Unlike internal combustion engine cars that rely on gasoline, electric cars are powered by electricity stored in rechargeable batteries. This shift towards electric mobility aims to reduce greenhouse gas emissions and dependence on fossil fuels.
Battery and Electric Motor Electric cars are equipped with high-capacity lithium-ion batteries located in the floor of the vehicle. These batteries store electricity obtained from an external power source, such as a charging station or home outlet. The electric motor, connected to the wheels, converts electrical energy from the battery into mechanical energy to propel the car forward. One unique feature of electric cars is regenerative braking. When the driver applies the brakes, the electric motor shifts into reverse mode, acting as a generator. This process converts kinetic energy from the moving car back into electrical energy, which is then stored in the battery. Regenerative braking improves energy efficiency and extends the driving range of electric vehicles.
Charging an electric car is convenient and can be done at home using a standard wall outlet or a dedicated charging unit. Public charging stations are also increasingly available in urban areas and along highways, offering fast charging options that significantly reduce charging times compared to home charging. Electric cars produce zero tailpipe emissions, making them cleaner and contributing to improved air quality in urban environments. Their reduced carbon footprint helps mitigate climate change impacts compared to gasoline vehicles, especially when powered by renewable energy sources like wind or solar.
In conclusion, electric cars represent a sustainable solution to transportation challenges, offering cleaner air, reduced greenhouse gas emissions, and energy efficiency benefits. As technology continues to advance, electric vehicles are becoming more accessible and practical for everyday use, driving towards a future of cleaner and greener mobility.
1. What is the primary power source for electric cars?
A) Electricity
B) Gasoline
C) Diesel
D) Hydrogen
2. Where are the high-capacity lithium-ion batteries typically located in electric cars?
A) Engine compartment
B) Roof
C) Trunk
D) Floor
3. What converts electrical energy from the battery into mechanical energy to propel an electric car?
A) Transmission
B) Alternator
C) Electric motor
D) Carburetor
4. What is a unique feature of regenerative braking in electric cars?
A) It requires additional battery power.
B) It reduces the braking efficiency.
C) It converts kinetic energy into electrical energy.
D) It increases fuel consumption.
5. How can electric car owners typically charge their vehicles at home?
A) Using hydrogen fuel stations
B) Using a standard wall outlet
C) Using solar panels on the car
D) Using biofuel dispensers
6. Where are public charging stations most commonly found for electric cars?
A) In rural areas
B) At grocery stores
C) Along highways and in urban areas
D) Only at car dealerships
7. What environmental benefit do electric cars offer over gasoline vehicles?
A) Increased noise pollution
B) Reduced tailpipe emissions
C) Higher greenhouse gas emissions
D) More dependence on fossil fuels
8. What is a significant advantage of electric cars when powered by renewable energy sources?
A) Increased maintenance costs
B) Reduced driving range
C) Lower charging efficiency
D) Reduced carbon footprint
9. What is a key benefit of electric cars highlighted in the conclusion?
A) Increased energy consumption
B) Reduced air quality
C) Cleaner air
D) Higher greenhouse gas emissions
10. What is driving the increasing accessibility and practicality of electric vehicles?
A) Higher purchase costs
B) Decreased charging infrastructure
C) Advancing technology
D) Limited driving range
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B. Fill in the blanks with the appropriate words from the story!
1. Electric cars are powered by electricity stored in _______________.
2. The high-capacity lithium-ion batteries in electric cars are typically located in the _______________ of the vehicle.
3. The electric motor in electric cars converts electrical energy from the battery into _______________ energy.
4. Regenerative braking in electric cars converts kinetic energy into _______________ energy.
5. Charging an electric car at home can be done using a standard _______________.
6. Public charging stations for electric cars are increasingly available in urban areas and along _______________.
7. Electric cars produce zero _______________, contributing to improved air quality.
8. The reduced carbon footprint of electric cars helps mitigate impacts of _______________.
9. Electric cars become more practical with advancing _______________.
10. Electric cars offer a sustainable solution to transportation challenges by providing cleaner air, reduced greenhouse gas emissions, and _______________ benefits.?
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| No | Word | Synonym |
|---|---|---|
| Electric cars | Eco-friendly | |
| 2 | Innovative | Enhances |
| 2 | Sustainable | Zero emission vehicles |
| 2 | Reduce | Easy |
| 2 | External | Groundbreaking |
| 2 | Improves | Outside |
| 2 | Efficiency | Stand for |
| 2 | Convenient | Electric engine |
| 2 | Represent | Effectiveness |
| 2 | Electric motor | Minimize |
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