Chapter 5 & 6 (Review 4)

Grade Level:

12

Subject:

Small Engine I

Start Date:

End Date:

Goal Summary:

4
Describe the structure of an atom.
Explain the relationship between free electrons and current flow.
Summarize the three basic units of electrical measurement.
Describe the characteristics of series, parallel, and series-parallel circuits.
Recall and apply Ohm’s law.
Explain the relationships between magnetism and electricity.
Explain the construction and operation of diodes, transistors, and silicon controlled rectifiers.
5
Explain simple engine operation.
Explain why gasoline is atomized in the small engine.
Describe four-stroke engine operation and explain the purpose of each stroke.
Explain the concept of valve timing.
Compare the lubrication system in a four-cycle engine to the system in a two-stroke engine.
Describe two-stroke engine operation and explain the principles of two-cycle operation.
List the advantages and disadvantages of two-stroke and four-stroke engines.
6
Identify the basic components of a small engine and describe the
function of each component.
Describe engine block variations.
Describe the construction and operation of the crankshaft.
Explain piston design considerations and differentiate between types
of piston rings.
Describe connecting rod and bearing variations.
Identify common valve train configurations.

Standards Met:

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Essential Questions:

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Understandings:

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Content Goals:

Review of Chapter 4 of the text book, including in class reinforcement. Work through Chapter 5, and 6 in the book, including demonstration videos, and parts displayed.
Complete book questions, and effectively complete assessments.
Wrap up fundamentals of electricity and electrical components, and their interactions, become versed on engine components and able to Identify them, as well as their interactions.

Skill Goals:

1:20-30
1:39-50
1:55-57
1:62-70, 83-87, 100-109, 101, 116

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