Cars

4. Pad — The friction material that presses against the brake rotor to stop the car
7. Tread — The grooves on a tire that provide grip and traction on the road
8. — The device that generates electricity to recharge the battery while the engine runs
11. — The system that transfers power from the engine to the wheels; can be manual or automatic
12. — The angle at which the wheels are positioned; proper alignment improves handling and tire wear
15. — The motor that burns fuel to create power and make the car move
16. — A valve that regulates the flow of coolant to maintain engine temperature
18. — The electrical power source that starts the engine and powers electrical components

1. Converter — A device that reduces harmful emissions from the exhaust
2. — A device (in older cars) that mixes air and fuel for the engine (replaced by fuel injection in modern cars)
3. — The system of springs and shock absorbers that supports the car and absorbs bumps
5. — The cooling system component that releases heat from the engine coolant
6. Filter — A filter that removes dust and particles from air entering the engine
9. — A spinning disc that the brake pads press against to slow or stop the car
10. Filter — A component that removes dirt and contaminants from engine oil
13. — The gases produced by the engine that exit through the tailpipe
14. Plug — A device that creates an electrical spark to ignite the fuel-air mixture in the engine
17. Injection — A system that sprays gasoline directly into the engine's cylinders for combustion