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12-6

Multiple Choice
Identify the choice that best completes the statement or answers the question.
 

 1. 

Technician A says that metric fasteners are used in vehicles assembled outside the United States. Technician B says many cars assembled in the United States use metric fasteners. Who is right?
a.
A only.
c.
Both A and B.
b.
B only.
d.
Neither A nor B.
 

 2. 

A cylinder bore must be precisely measured. Technician A says that the proper measuring tool for this job is a telescoping gauge. Technician B says an inside micrometer should be used. Who is right?
a.
A only.
c.
Both A and B.
b.
B only.
d.
Neither A nor B.
 

 3. 

Subtraction is taking away a certain quantity from another. The amount that is left after subtraction is done is called the ____.
a.
product
c.
subtrahend
b.
remainder
d.
sum
 

 4. 

The tool used to measure small clearances or gaps between parts is called a(n) ____.
a.
vernier caliper
c.
ruler
b.
feeler gauge
d.
hole gauge
 

 5. 

Decimal fractions are used for making ____ measurements.
a.
approximate
c.
angular
b.
large
d.
fine
 

True/False
Indicate whether the statement is true or false.
 

 6. 

A vacuum gauge is used to measure negative pressure.
 

 7. 

The tool used to measure very small part movements is a dial indicator.
 

 8. 

A metric micrometer is graduated to provide readings in tenths of inches.
 

 9. 

The customary measurement system is the most widely used, especially outside the United States.
 

 10. 

For measurements smaller than 1/64 inch, fractions are the easiest, most accurate unit to use.
 

Matching
 
 
Match the following terms and identifying phrases.
a.
torque
e.
multiplication
b.
feeler gauge
f.
dividers
c.
division
g.
degrees
d.
metric system
h.
numerator
 

 11. 

Basic units are in powers of 10.
 

 12. 

Number above the line in a fraction.
 

 13. 

Measuring tool used for layout work on sheet metal.
 

 14. 

Method of finding out how many times one number is contained in another.
 

 15. 

Measured in foot-pounds or Newton-meters.
 

 16. 

Used to measure clearances or small gaps between parts.
 

 17. 

Shortcut for adding the same number over and over.
 

 18. 

Unit of measure for angles.
 

Completion
Complete each statement.
 

 19. 

A circle is divided into ______________________________ equal parts, called degrees.
 

 

 20. 

In the metric system, temperature is measured in degrees ______________________________.
 

 

 21. 

A(n) ______________________________ wrench is used to measure the amount of turning force applied to a fastener.
 

 

 22. 

The blade or wire of a feeler gauge should ______________________________ slightly when pulled between two surfaces.
 

 

 23. 

Openings or bores are measured internally with a(n) ______________________________ gauge.
 

 

 24. 

To make very ______________________________ measurements, a micrometer should be used.
 

 

 25. 

A(n) ______________________________ chart can be used to find the decimal and millimeter equivalents of fractional inches.
 

 

 26. 

A yardstick or meterstick is precise enough for large ______________________________ measurements.
 

 



 
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