
Four Stroke Engine Cycle

Quiz
•
Science
•
University
•
Easy
+4
Standards-aligned
Professor Tomforde
Used 1+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
During which stroke of the four-stroke engine cycle does a valve open and the piston move downward, allowing the air-fuel mixture to enter the combustion chamber?
During the intake stroke.
During the compression stroke.
During the exhaust stroke.
During the power stroke.
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the purpose of the compression stroke in a four-stroke engine cycle?
To ignite the air-fuel mixture in the combustion chamber.
To increase the temperature and pressure of the air-fuel mixture in the combustion chamber.
To intake the air-fuel mixture into the combustion chamber.
To exhaust the burned gases from the combustion chamber.
Tags
NGSS.MS-PS2-2
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which stroke of the four-stroke engine cycle is responsible for generating power?
intake stroke
exhaust stroke
compression stroke
combustion stroke
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What happens during the exhaust stroke of a four-stroke engine cycle?
The spark plug ignites the fuel-air mixture, causing combustion.
The piston moves upward, compressing the fuel-air mixture in the cylinder.
A valve opens and the fuel-air mixture is drawn into the cylinder.
A valve opens and the burned gases are expelled from the cylinder.
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which stroke of the four-stroke engine cycle is also known as the ignition stroke?
exhaust stroke
power stroke
intake stroke
compression stroke
Tags
NGSS.MS-PS3-3
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the main function of the intake stroke in a four-stroke engine cycle?
To expel the exhaust gases from the combustion chamber.
To ignite the air-fuel mixture in the combustion chamber.
To draw in the air-fuel mixture into the combustion chamber.
To compress the air-fuel mixture in the combustion chamber.
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
During which stroke of the four-stroke engine cycle does the air-fuel mixture increase in pressure?
During the compression stroke.
During the exhaust stroke.
During the intake stroke.
During the power stroke.
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