C3.1.8 - Hybrid electric cars Flashcards
1
Q
What is a hybrid car?
A
A car that has a petrol engine and an electric motor.
2
Q
What propels a hybrid car when it is moving slowly?
A
The electric motor
3
Q
What propels a hybrid car when it is moving quickly?
A
The petrol engine
4
Q
What are the pros of a petrol car?
A
- Travels a long distance on one tank of fuel
2. Quick to refill
5
Q
What are the cons of a petrol car?
A
- Makes pollution as it moves
2. Noisy
6
Q
What are the pros of an electric car?
A
- Does not make pollution as it moves.
2. Quiet
7
Q
What are the cons of an electric car?
A
- Slow to charge.
- Travels a short distance between charges.
- The electricity used to charge the car has been generated by burning fossil fuels in power stations.
8
Q
What can hybrid cars do to conserve fuel?
A
Switch off the engine when the car stops.
Regenerative breaking recharges the battery.
9
Q
What sort of battery is used in hybrid cars and how are they harmful?
A
nickel-metal hydride - they cause cancer.
