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11-1

Multiple Choice
Identify the choice that best completes the statement or answers the question.
 

 1. 

Technician A says that the chassis of an automobile typically includes everything but the body. Technician B says that the chassis is just another name for the vehicle's body. Who is right?
a.
A only.
c.
Both A and B.
b.
B only.
d.
Neither A nor B.
 

 2. 

An automotive ____ is a group of related parts that perform a specific job.
a.
system
c.
component
b.
sequence
d.
process
 

 3. 

The engines that are used in most automobiles are ____ engines.
a.
multi-cylinder
c.
piston
b.
four-stroke cycle
d.
All of the above.
 

 4. 

The radiator of a vehicle is part of its ____ system.
a.
lubrication
c.
electrical
b.
cooling
d.
fuel
 

True/False
Indicate whether the statement is true or false.
 

 5. 

The brake system uses friction to stop the vehicle.
 

 6. 

Piston rings are used to keep combustion pressure and oil from leaking between the piston and the cylinder wall.
 

 7. 

Opening of the engine's valves is controlled by the crankshaft.
 

 8. 

Force is transmitted from the engine to the vehicle's wheels by the drive train.
 

 9. 

All internal combustion engines use spark plugs to ignite the air-fuel mixture.
 

 10. 

The air conditioner is part of the vehicle’s cooling system.
 

Matching
 
 
Match the following terms and identifying phrases.
a.
intake stroke
c.
power stroke
b.
compression stroke
d.
exhaust stroke
 

 11. 

Squeezes trapped fuel mixture.
 

 12. 

Removes burned gases from engine.
 

 13. 

Draws air-fuel mixture into combustion chamber.
 

 14. 

Produces energy to operate engine.
 

Completion
Complete each statement.
 

 15. 

For efficient engine operation, the fuel system must provide the correct mixture of ______________________________ and fuel.
 

 

 16. 

The engine’s ______________________________ changes up-and-down motion into rotary motion.
 

 

 17. 

The toxic substances produced by an engine are reduced by the vehicle’s ______________________________ control system.
 

 

 18. 

In a diesel engine, compression pressure heats ______________________________ enough to ignite the fuel.
 

 

 19. 

A transmission and differential are combined in the ______________________________ used by front-wheel drive vehicles.
 

 

 20. 

______________________________ construction uses sheet metal body panels that are welded together to form the vehicle’s body and frame.
 

 

 21. 

An ignition coil produces a high output ______________________________ to fire the engine’s spark plugs.
 

 

 22. 

A(n) ______________________________ produces an electrical signal to inform the computer of a change in a condition.
 

 

 23. 

Electrical energy drawn from the battery when starting the vehicle is replaced by the ______________________________ system.
 

 



 
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