Instructions: Select the Letter of the Correct Verb or Verbs

question 427

Multiple Choice

Instructions: Select the letter of the correct verb or verbs for each sentence. Tsunamis ( are , is ) caused by underwater earthquakes, volcanic eruptions, or land shifts beneath the ocean s surface.

• A) are
• B) is

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Definitions:

Cubic Inches

A unit of volume measurement used primarily in the United States, commonly in reference to the displacement volume of engine cylinders.

Separate Camshafts

The use of distinct camshafts for the intake and exhaust valves in an engine, allowing for improved engine performance.

Intake Valves

Mechanical components in an engine that open and close to allow the mixture of air and fuel into the combustion chamber for ignition.

Exhaust Valves

Components in an engine that open to allow exhaust gases to exit the combustion chamber after the power stroke.