Name: 
 

Chapter 3



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

 1. 

Always lift heavy objects with you back and not your legs.
 

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

 2. 

The unit of measurement for electrical current is __________.
a.
volts
b.
watts
c.
ohms
d.
amperes
 

 3. 

Electrical fires are rated as Class __________ fires.
a.
A
b.
B
c.
C
d.
D
 

 4. 

The three things that must be present for a fire to burn are __________.
a.
heat, fuel, and chemical reaction
b.
heat, fuel, and oxygen
c.
fuel, oxygen, and chemical reaction
d.
oxygen and fuel
 

 5. 

Fires that involve ordinary materials such as paper, cardboard, and wood are classified as Class __________ fires.
a.
A
b.
B
c.
C
d.
D
 

 6. 

The unit of measurement used to represent the electrical pressure which causes current to flow is called __________.
a.
amperage
b.
watts
c.
voltage
d.
ohms
 

 7. 

Which of the following are not considered to be hazards on the job site?
a.
Illegal drugs
b.
Alcohol
c.
Prescription drugs
d.
Aspirin
 

 8. 

Which of the following is not an employee responsibility according to OSHA?
a.
Read the OSHA poster every employer is required to display
b.
Follow employer safety rules and use all required safety gear and equipment
c.
Follow safe work practices as directed by the employer
d.
Immediately report all hazardous conditions to OSHA
 

 9. 

The Occupational Safety and Health Act requires __________ to provide a safe and healthful workplace free of recognized hazards and to follow OSHA standards.
a.
employers
b.
bureau of workmans' compensation
c.
OSHA
d.
All of the above
 

 10. 

Hard hats cannot be made of metal because __________.
a.
of blinding glare
b.
they are too heavy
c.
they are too hot in the summer
d.
they can conduct electricity
 

 11. 

Approved safety glasses are stamped with __________.
a.
Z81.7
b.
Z87
c.
Z87.1
d.
Z87.7
 

 12. 

On construction sites, safety harnesses are required to be worn when you work in an area where you can fall __________ feet or more.
a.
4
b.
6
c.
8
d.
10
 

 13. 

A general statement to keep in mind is that __________ amperes is often enough to kill a person.
a.
3.0
b.
0.3
c.
0.03
d.
0.003
 

 14. 

GFCI's are designed to trip when they sense a current imbalance of __________ amperes or more.
a.
0.003
b.
0.006
c.
0.03
d.
0.06
 

 15. 

When using a ladder on the job site, it should be made of __________.
a.
wood
b.
fiberglass
c.
aluminum
d.
Either A or B
 

Completion
Complete each statement.
 

 16. 

A __________________________________________________ is a protective device that opens the electrical circuit when an imbalance in the amount of current flow between the conductors is sensed.
 

 

 17. 

OSHA defines a ____________________ person as someone "who is capable of identifying existing and predictable hazards in the surroundings or working conditions which are unsanitary, hazardous, or dangerous to employees, and who has authorization to take prompt corrective measures to eliminate them."
 

 

 18. 

The fire tetrahedron consists of heat, oxygen, fuel, and _________________________.
 

 

 19. 

OSHA defines a ____________________ as an excavation that is deeper than it is wide and less than 15 feet wide at the bottom.
 

 

Short Answer
 

 20. 

Explain why MSDS are required on every job site.
 

 21. 

Explain what OSHA is and its purpose.
 

 22. 

Explain why it is important to read the labels and user instructions before using a product on the job site.
 

 23. 

Explain why horseplay is not appropriate on the job site.
 

 24. 

Explain how poor housekeeping contributes to job site accidents.
 

 25. 

Explain what the "Right to Know Rule" is.
 



 
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