wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

12/21/2023 Welding safety review

Total questions: 124

Worksheet time: 1hrs 2mins

Name
Class
Date
1.
When arc welding what is minimum shade of darkness for your welding helmet?
a)
4
b)
6
c)
10
d)
12
2.
Arc welding  can produce _________that can damage your eyes.
a)
Ultra Violet Light 
b)
Gases
c)
Noise
d)
Heat
3.

Gas Welding Goggles provide

a)

Protection from flying particles vents to prevent fogging

b)

Protect Face when grinding or pouring chemicals and must be worn with goggles or safety glasses

c)

Protect against intense light, flying sparks, and molten metal

d)

Protect against Harmful Infrared and Ultraviolet Rays

4.
Contact Lenses provide NO protection
a)
true
b)
false
5.
Persons whose vision requires the use of prescription (Rx) lenses can safely work in the shop using what type of eye wear.
a)
Protective devices fitted with prescription (Rx) lenses
b)
Lenses or protective devices designed to be worn over regular prescription (Rx) eyewear
c)
Both options are correct
d)
Neither options are correct
6.

Plastic Face Shields provide.

a)

Protection from flying particles vents to prevent fogging

b)

Protect Face when grinding or pouring chemicals and must be worn with goggles or safety glasses

c)

Protect against intense light, flying sparks, and molten metal

d)

Protect against Harmful Infrared and Ultraviolet Rays

7.

Arc Welding Helmet Provides

a)

Protection from flying particles vents to prevent fogging

b)

Protect Face when grinding or pouring chemicals and must be worn with goggles or safety glasses

c)

Protect against intense light, flying sparks, and molten metal

d)

Protect against Harmful Infrared and Ultraviolet Rays

8.
It is best to wear your safety glasses when in the shop
a)
At all times
b)
When you are asked to put them on
c)
When you feel like it
d)
When another student tells you that you should be wearing them
9.

Safety glasses are to be worn underneath which of the following protective devices

a)

Arc Welding Helmet

b)

Gas Welding Goggles

c)

Plastic Face Shield

d)

All options

e)

None of the options

10.

There should always be easy access, well-marked eyewash stations near places where chemicals are handled or eye hazards are present

a)

true

b)

false

11.
a)

welding helmet

b)

oxy fuel helmet

c)

face shield

d)

face glove

12.
Oxygen is represented by which color
a)
Red
b)
Green
c)
Blue
d)
Yellow
13.
Acetylene is represented by which color
a)
Blue
b)
Red
c)
Yellow
d)
Green
e)
14.
In the Oxy-Acetylene rig, acetylene is used to
a)
produce the flame
b)
oxidize the metal
c)
blow metal from the cut
d)
stabilize the flame
15.
In the Oxy-Acetylene rig, oxygen is used to
a)
cool the metal
b)
produce the flame
c)
blow metal from the cut
d)
stabilize the flame
16.
The correct shade lens for brazing or cutting with the oxy-acetylene rig is
a)
1
b)
4
c)
2
d)
8
17.
Gas leaks on an oxy-acetylene rig are checked with
a)
compressed air
b)
soapy water
c)
flame
d)
teflon
18.
The acetylene line pressure should never exceed
a)
5 psi
b)
10 psi
c)
15 psi
d)
20 psi
19.

The acetylene tank valve should be opened _________ turn for safety reasons.

a)

3/4

b)

1 1/4

c)

1 1/2

d)

2

20.
Removing gas from oxyacetylene lines is known as
a)
pressure release
b)
line maintenance
c)
line purging
d)
bleeding the lines
21.
An orifice is
a)
an edge
b)
a hole in the tip
c)
a type of torch
d)
a type of tip
22.

Oxygen decreases the temperature of the acetylene flame.

a)

True

b)

False

23.

Oxygen decreases the temperature of the acetylene flame.

a)

True

b)

False

24.

A backfire is a short pop of the torch flame followed by extinguishing of the flame or continued burning of the gases.

a)

True

b)

False

25.

The low pressure gauge-shows the pressure in the cylinder.

a)

True

b)

False

26.

Regulators reduce the high storage cylinder pressure to a suitable working pressure.

a)

True

b)

False

27.

A flint striker is an all-purpose tool designed to fit all fittings on an oxyacetylene rig.

a)

True

b)

False

28.

When moving cylinders, be certain they are tied to the cart securely.

a)

True

b)

False

29.

To light the oxyacetylene torch, it is okay to use a match.

a)

True

b)

False

30.

What do we check before setting up the torch?

a)

The regulators have pressure

b)

the T screws are set

c)

The Valves are only open 1 turn

d)

The regulators are at 0

31.

When adding oxygen to the flame, your goal is to get a

a)

carburizing flame

b)

neutral flame

c)

oxidizing flame

32.

Acetylene threads are?

a)

Straight

b)

Female

c)

Reverse

d)

Over sized

33.

When opening the oxygen tank, how far to we open the valve?

a)

All the way

b)

Half way

c)

One turn

d)

Half a turn

34.

When opening the acetylene tank how much do we open the valve?

a)

All the way

b)

Half way

c)

One turn

d)

Half a turn

35.

An oxygen cylinder when filled at 70°F will contain a pressure of about 2,200-2,500 psi.

a)

True

b)

False

36.

The maximum working pressure that acetylene gas can be used safely is ________ psi

a)

5

b)

10

c)

15

d)

30

37.

The _______ ________ is used to increase or decrease the gas pressure delivered to the torch from the regulator.

a)

idle screw

b)

adjusting screw

c)

cylinder screw

d)

thumb screw

38.

A __________ occurs when the flame goes out with a loud pop.

a)

flashback

b)

kickback

c)

flameback

d)

backfire

39.

Number 91 is called _______________.

a)

locking lever

b)

mixing lever

c)

preheat oxygen lever

d)

cutting oxygen lever

40.

Number 92 is called _____________.

a)

oxygen tube

b)

acetylene tube

c)

mixing tube

d)

support tube

41.

Number 93 is called ____________.

a)

preheat oxygen adjustment knob

b)

acetylene adjustment knob

c)

cutting oxygen knob

d)

brass knob

42.
True or False: Long hair MUST be tied back during a laboratory investigation.
a)
True
b)
False
43.
True or False: The wearing of flip flops and other open toed shoes are acceptable during a laboratory investigation during the hot summer months.
a)
True
b)
False
44.
If you spill or break something during an experiment, what is the FIRST thing you should do?
a)
Tell the teacher.
b)
Clean it up. 
c)
Cover it with a paper towel.
d)
Leave it for someone else.
45.
True or False: If you see something dangerous taking place during a lab,you should immediately tell the teacher.
a)
True
b)
False
46.
Which of the following should NOT be worn during a lab investigation?
a)
Flip flops
b)
Loose, long hair
c)
Dangling jewelry
d)
All of the above
47.
Students must _______ ____ _______ all tools to proper location when finished.
a)
store and return
b)
clean and return
c)
clean and hide
d)
oil and check
48.
No __________ is allowed in the shop.
a)
blueprints
b)
PPE
c)
effort
d)
 horseplay 
49.
PPE stands for _________  ________ ________
a)
Professional Protective Equipment
b)
Proactive  Protective Equipment
c)
Personal Protective Equipment
d)
Personal Prevention Equipment
50.
Users must  _____ ______ _____ at the end of class.
a)
leave all tools
b)
leave the area
c)
clean up area
d)
None of the above
51.
Report all injuries to _____ _________ immediately.
a)
the office
b)
the instructor
c)
the police
d)
All of the above
52.
Floor area where work was done ____ _____ _____ after every use.
a)
must be swept 
b)
must be oiled
c)
must be vacated
d)
must be mopped
53.
Never  ________ ___ ____equipment you have not received training on.
a)
attempt to use
b)
attempt to photograph
c)
attempt to describe
d)
attempt to oil
54.

When should eye protection be worn in the shop?

a)

at all times when you are in the shop area

b)

only when you are working

c)

only when you are watching someone else work

d)

only when you feel like it

55.

Who is responsible for wearing safety glasses when in the shop?

a)

everyone

b)

students only

c)

visitors only

d)

instructors only

56.

If injured (cut, burn, etc) no matter how small it must be reported at once to whom?

a)

nurse

b)

instructor

c)

class

d)

doctor

57.

If you don't know how to do a certain job or use a piece of equipment who should you ask for directions and guidance?

a)

instructor

b)

shop foreman

c)

other students

d)

custodian

58.

Safe shop practices protect who?

a)

the instructor

b)

the superintendent

c)

himself/herself

d)

himself/herself and others

59.

When should dangerous situations in the shop be reported to the instructor?

a)

when convenient

b)

at once

c)

at close of class

d)

after school

60.

Disturbing another student while he is working is:

a)

helpful

b)

poor manners

c)

dangerous

d)

a normal practice

61.

What must be completed prior to operating any equipment in the shop?

a)

successfully complete safety tests on it

b)

demonstrate competency in its safe operation

c)

obtain permission from the instructor

d)

all of the above

62.

Why should liquid spilled on the floor be wiped up immediately?

a)

looks unsightly

b)

will stain the floor

c)

causes more work for the janitor

d)

may cause someone to slip and injure himself

63.

If you are not feeling well, are on medication that impairs your judgement, or are extremely tired you should:

a)

not work in the shop, especially operating machines

b)

keep working, its not acceptable excuse to be idle

c)

keep working until an accident happens, then sit down

d)

have your friend watch you

64.

If you see a machine or piece of equipment is damaged and/or missing guards or safety devices, that you are about to use what should you do?

a)

go ahead and use it

b)

call maintenance

c)

go ahead and use it and tell the instructor later

d)

not use the machine or piece of equipment and report it to the instructor immediately

65.

All floors and walkways should be kept free _?_ to prevent tripping hazards

a)

instructors and students

b)

metal, wood, materials, and tools

c)

tools only

d)

materials and instructors

66.

Be sure your work is:

a)

Not painted

b)

Only metal

c)

Securely fastened to a work bench or in a vise

d)

None of these

67.

When using a portable angle grinder you must wear:

a)

A hat

b)

Rubber gloves

c)

Leggings

d)

Eye protection

68.

While using the portable angle grinder, be careful not to:

a)

Catch the disk on the corner and cause the kick back

b)

Hit the power cord with the disc

c)

Throw sparks at people around you

d)

All the above

69.

Be sure that the sparks from the portable angle grinder are:

a)

Aimed at no one

b)

Aimed at the flammables

c)

Aimed at your best friend

d)

Aimed at the welding tanks

70.

Before setting down the portable angle grinder:

a)

Be sure the grinder has stopped completely

b)

See what time it is

c)

Lay it down regardless of speed

d)

None of the above

71.

What PPE should be worn when operating the portable disc grinder?

a)

Safety glasses

b)

Safety glasses and hearing protection

c)

Safety glasses, hearing protection and gloves

d)

Safety glasses, hearing protection, gloves and face shield.

72.

When operating the portable disc grinder, the grinding disc should be positioned so the sparks and grit are thrown....

a)

away from the operator

b)

away from the operator and others in the work area

c)

up to avoid hitting others.

73.

The grinding disc should be replaced when worn to _______ of its original diameter.

a)

1/4

b)

1/2

c)

3/4

74.

Grinding with the portable disc grinder should not occur in an area which .....

a)

has windows that face the classroom

b)

has large stacks of metal nearby

c)

has flammable materials or combustible gases

75.

Hands and forearms should be protected by wearing _____ when using the portable disc grinder.

a)

gloves

b)

long sleeved shirt

c)

long sleeved shirt and gloves

d)

long sleeved leather gloves

76.

Always use the guard when grinding or cutting

a)

True

b)

False

77.

Make sure the wheel is touching the work before turning switch on.

a)

True

b)

False

78.

Always check grinding and cutting wheels for damage before use.

a)

True

b)

False

79.

The grinding wheel should have a higher RPM than the grinder motor

a)

True

b)

False

80.

Always check that the grinding or cutting wheel is installed correctly.

a)

True

b)

False

81.

Secure long hair, jewelry and ear buds before starting work.

a)

True

b)

False

82.

When replacing grinding wheels, as long as the tool is off, the grinder can stay plugged in.

a)

True

b)

False

83.

When using the portable disc grinder, always apply as much force as possible.

a)

True

b)

False

84.

Locking nuts must suit the disc and be installed correctly.

a)

True

b)

False

85.

After you turned off the grinder, slow the disc by applying pressure to the wheel.

a)

True

b)

False

86.

The disc must be suitable for the job and material being worked on.

a)

True

b)

False

87.

Before using the band saw the blade should be checked to make sure it is __________ and that it is the right type of blade for the work.

a)

Clicking

b)

Tracking

c)

Running

d)

Sharp

88.

Check to be sure the blade is installed properly with the teeth pointing __________.

a)

Up

b)

Down

c)

Left

d)

Right

89.

Get permission from the instructor before making any __________ or adjustments on the saw.

a)

Changes

b)

Cuts

c)

Suggestions

d)

Marks

90.

The wheel guards must be __________ and locked before the saw is turned on.

a)

Running

b)

Open

c)

Closed

d)

Sharp

91.

The blade guide should be adjusted so that it is about __________ above the material you are going to cut.

a)

1/2 inch

b)

1/4 inch

c)

1 inch

d)

3/4 inch

92.

When you switch on the saw, make sure the blade is lined up and __________ properly

a)

Clicking

b)

Running

c)

Tracking

d)

Skipping

93.

If the saw makes a __________ noise while it is running, turn it off immediately.

a)

Clicking

b)

Silent

c)

Smooth

d)

Beautiful

94.

Never stand on the __________ side of the table, and don't let anyone else stand on that side while the saw is running.

a)

Left

b)

Right

c)

Behind

d)

Front

95.

If the blade breaks, get out of the way __________.

a)

Slowly

b)

Immediately

c)

Quietly

d)

Shamefully

96.

Never make adjustments on the saw while it is __________.

a)

Running

b)

Off

c)

Cutting

d)

Laughing

97.

Wait for the saw to come up to __________ speed before you start the cut.

a)

Full

b)

Half

c)

1/4

d)

2/3

98.

Feed the material smoothly and evenly through the cut. Don't __________ it.

a)

force

b)

rush

c)

hit

d)

touch

99.

Do not __________ of a cut while the saw is running. Turn off the saw and wait for it to come to a complete stop.

a)

back in

b)

back out

c)

in front

d)

make out

100.

A __________ blade should be used for cutting small circles or sharp curves. Relief cuts should be made first. (In Mr. J's class relief cuts will be done on the Scroll Saw)

a)

wide

b)

narrow

c)

skinny

d)

fat

101.

Guide the material so your hands and fingers are __________ in the path of the cut. Keep them out of the line of the cut.

a)

always

b)

never

c)

sometimes

d)

maybe

102.

Use a piece of __________ to remove scraps from around the blade

a)

metal

b)

wood

c)

plastic

d)

paper

103.

The material must be held down firmly against the __________ while it is being cut.

a)

table

b)

finger

c)

bench

d)

floor

104.

Plan the cut so you can keep your __________ all the way through the cut.

a)

balance

b)

feet

c)

poise

d)

ego

105.

When you cut a large piece of material, ask someone to help __________ the stock while you guide it through the saw.

a)

watch

b)

support

c)

applaud

d)

move

106.

Always turn the band saw off and wait for it to come to a complete stop before you __________ it.

a)

wash

b)

leave

c)

break

d)

move

107.

 Student should wear safety glasses at all times while learning in the lab.

a)

True

b)

False

108.

When you are done using a piece of equipment let it lay where you were using it last, students in the next hour will be using the same tools next hour.

a)

True

b)

False

109.

 When cutting a piece of stock in a horizontal saw make sure that the saw blade does not drop on the workpiece

a)

True

b)

False

110.

 When cutting any stock at least two teeth of the blade should be touching the stock at any time.

a)

True

b)

False

111.

Clean up your work area before you leave the shop for the day.

a)

True

b)

False

112.

The machine should be set so that it shuts off when it is finished cutting.

a)

True

b)

False

113.

 Always push down on the saw while cutting, it will cut more efficiently this way.

a)

True

b)

False

114.

 Round stock cuts quicker when it spins in the bandsaw.

a)

True

b)

False

115.

If the blade breaks while sawing just stand there and call for help from the teacher she/he will know what to do.

a)

True

b)

False

116.

Cutting fluid should be used when cutting with a band saw.

a)

True

b)

False

117.

If an cutting fluid spills on the floor leave it it will soak in.

a)

True

b)

False

118.

Set the guides for the blades as close as possible to the stock to be cut this will keep the blade cutting straight.

a)

True

b)

False

119.

Thin metal should be cut on edge it will cut fast with just one or two band saw teeth touching it. 

a)

True

b)

False

120.

Angle Iron should be cut with the point of the angle straight up.

a)

True

b)

False

121.

The golden rule of thumb when using a band saw is to have two teeth touching the material being cut at all times. 

a)

True

b)

False

122.

Bandsaws are sized by the average size of the idler wheels.

a)

True

b)

False

123.

Cutting fluid has five jobs;  lubricant, cool, clean, collaborate, and cut.

a)

True

b)

False

124.

When cutting using the band saw use, plenty of cutting fluid, it helps the cutting and keeps the blade sharper longer. 

a)

True

b)

False