
Efficiency of a Heat Engine

Quiz
•
Instructional Technology, others, Science, Other, Physics
•
7th - 9th Grade
•
Hard

Samavia Gulfam
FREE Resource
30 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
An engine is a device that changes _________ energy in fuel to __________ energy.
mechanical, chemical
chemical, mechanical
kinetic, chemical
chemical, kinetic
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The bore in which a piston operates is the ________.
Block
Head
Cylinder
Valve train
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The engine part that slides back in forth in a cylinder is the _____________.
Valve
Piston
Crankshaft
Camshaft
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which is the correct order of events in an engine?
Intake, Power, Compression, Exhaust
Intake, Power, Exhaust, Compression
Intake, Compression, Power, Exhaust
Intake, Exhaust, Power, Compression
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a four stroke engine, gasoline must be mixed with the correct amount of _____________.
Water
Oil
Carbon dioxide
Air
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Diesel engines use glow plugs to _______ the compressed air, causing it to combust.
heat
cool
release
compress
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A _________ is the full travel of the piston, in either direction.
revolution
turn
cycle
stroke
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