Chapter 4 & 5

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.

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Essential Questions:

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Understandings:

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Content Goals:

Proceed through Chapter 4 of the text book, including in class reinforcement.. Work through Chapter 5 in the book, including in class reinforcement.
Complete book questions, and effectively complete assessments.
Begin fundamentals of electricity and electrical components, and their interactions.

Skill Goals:

1:20-30
1:39-50
1:62, 83-87, 100, 101, 116

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