8th Grade Auto Shop--quiz 1

10 Questions | Total Attempts: 15

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8th Grade Quizzes & Trivia

Basic internal combustion engine components and operation.


Questions and Answers
  • 1. 
    List the four strokes of the engine in correct order.
    • A. 

      Compression, exhaust, intake, power

    • B. 

      Intake, compression, power, exhaust

    • C. 

      Power, compression, intake, exhaust

    • D. 

      Intake, power, compression, exhaust

  • 2. 
    What is the purpose of the crankshaft?
    • A. 

      To change reciprocal motion to rotational motion

    • B. 

      To connect the piston to the axle

    • C. 

      To push the pistons up and down

    • D. 

      To change chemical energy to kinetic energy

  • 3. 
    The camshaft's primary purpose is to turn the oil pump.
    • A. 

      True

    • B. 

      False

  • 4. 
    Almost all cars use what type of engine?
    • A. 

      Four-stroke engine

    • B. 

      Two-stroke engine

    • C. 

      V-engine

    • D. 

      Flat engine

  • 5. 
    What links the piston and the crankshaft?
    • A. 

      Cylinder

    • B. 

      Headers

    • C. 

      Oil

    • D. 

      Connecting rod

  • 6. 
    The counterbalance provides momentum or inertia.
    • A. 

      True

    • B. 

      False

  • 7. 
    What is the major difference between diesel and gasoline engines?
    • A. 

      Diesel engines make much more noise than gasoline engines.

    • B. 

      Diesel engines are more expensive than gasoline engines because they are heavy-duty.

    • C. 

      Diesel engines use high compression to heat air, and gasoline engines use spark plugs.

    • D. 

      Diesel engines have more spark plugs than gasoline engines.

  • 8. 
    What is the purpose of oil in an engine?
    • A. 

      To provide backup in case the gasoline runs out

    • B. 

      To make dirt stick to the engine

    • C. 

      To keep the axle turning

    • D. 

      To prevent metal surfaces from touching

  • 9. 
    Why is preventive maintenance important?
    • A. 

      To help maintain the economy by providing work for mechanics

    • B. 

      To keep the upholstery from getting holes

    • C. 

      To maintain parts in optimum working condition

    • D. 

      To stay in practice regarding the parts of an engine

  • 10. 
    In most modern cars, the carburetor has been replaced by a fuel injection system.
    • A. 

      True

    • B. 

      False

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