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Engine Combustion Pre-Quiz

Total questions: 15

Worksheet time: 12mins

Name
Class
Date
1.

Match the following

a)

The bore in which a piston travels

1.

Cylinder

b)

An engine part that slides back and forth in a cylinder

2.

Piston

c)

An engine part that links a piston to the crankshaft

3.

Connecting rod

d)

An engine part that converts reciprocating motion created by the engine pistons to rotating motion

4.

Crankshaft

2.

Reorder the following events that occur in an internal combustion engine.

a)

Intake

b)

Compression

c)

Power

d)

Exhaust

1)
2)
3)
4)
3.

A _____ refers to the full travel of the piston in the cylinder.

a)

stroke

b)

jet

c)

piston

d)

venturi

4.

A(n) _____ is a device that changes the chemical energy in fuel to mechanical energy.

a)

camshaft

b)

piston

c)

engine

d)

cylinder

5.

The _____ is a lobed shaft that is used to open and close the valves.

a)

camshaft

b)

jet

c)

crankshaft

d)

flywheel

6.

Four-stroke engines are commonly installed on handheld power equipment due to their smaller size and reduced weight.

a)

True

b)

False

7.

Cylinder head

8.

Piston

9.

Engines are either air cooled or liquid cooled

a)

True

b)

False

10.

A car engine's job is to

a)

convert fuel into heat

b)

convert fuel into motion

c)

convert fuel into exhaust

11.

A car uses a four-stroke engine.

The four strokes are:

a)

intake, compression, combustion and exhaust

b)

injection, rotation, combustion and exhaust

c)

injection, carburetion, rotation and exhaust

12.

There are three Basic failures that can happen in an engine:

bad fuel mix, lack of compression and...

a)

lack of exhaust

b)

lack of water

c)

lack of spark

13.

In a car engine's cylinder, valves let fuel in and exhaust out.

The _________ moves these valves

a)

camshaft

b)

timing belt

c)

distributor

14.

What might happen if water gets into your gas tank?

a)

It'll make it hard for the engine to burn the fuel.

b)

It'll help the car get better gas mileage.

c)

It'll make the engine blow up.

15.

What happens if your car leaks or burns off all of its oil?

a)

It'll start an oil fire.

b)

The engine will seize.

c)

It'll cause oil poisoning.