WorksheetsLab Safety
Total questions: 25
Worksheet time: 13mins
Name
Class
Date
1.
Flammable materials, like alcohol, should never be dispensed or used near
a)
an open door
b)
an open flame
c)
another student
d)
a sink
2.
If a laboratory fire erupts, immediately
a)
notify your instructor
b)
run for the fire extinguisher
c)
throw water on the fire
d)
open the windows
3.
Approved eye protection devices (such as goggles) are worn in the laboratory
a)
to avoid eye strain
b)
to improve your vision
c)
only if you don’t have corrective glasses
d)
any time chemicals, heat or glassware are used
4.
If you wear contact lenses in the school laboratory
a)
take them out before starting the lab
b)
you do not have to wear protective goggles
c)
advise your science instructor that you wear contact lenses
d)
keep the information to yourself
5.
If you do not understand a direction or part of a lab procedure, you should
a)
skip it and go on to the next part.
b)
ask the instructor before proceeding
c)
try several methods until something works
d)
figure it out as you do the lab
6.
After completing an experiment, all chemical wastes should be
a)
taken home
b)
dumped in the sink
c)
disposed of according to your instructor’s directions
d)
left at your lab station for the next class
7.
You are heating a substance in a test tube. Always point the open end of the tube
a)
away from all people
b)
toward another classmate
c)
toward your lab partner
d)
toward yourself
8.
You have been injured in the laboratory (cut, burn, etc.). First you should
a)
apply first aid yourself
b)
tell the science instructor at once
c)
see a doctor after school
d)
visit the school nurse after class
9.
When gathering glassware and equipment for an experiment, you should
a)
All of the choices
b)
clean any glassware that appears dirty
c)
examine all glassware to check for chips or cracks
d)
read all directions carefully to know what equipment is necessary
10.
Long hair in the laboratory must be
a)
tied back or kept entirely out of the way with a hair band, hairpins, or other confining device
b)
always neatly groomed
c)
held away from the experiment with one hand
d)
cut short
11.
In a laboratory, the following should not be worn.
a)
all of the answers
b)
dangling jewelry
c)
sandals
d)
loose clothing
12.
The following footwear is best in the laboratory.
a)
shoes appropriate for the weather
b)
open-toed shoes
c)
closed-toed shoes
d)
sandals
13.
Horseplay or practical jokes in the laboratory are
a)
okay if you are working alone
b)
not dangerous
c)
okay
d)
always against the rules
14.
If a piece of equipment is not working properly, stop, turn it off, and tell
a)
the science instructor
b)
your best friend in the class
c)
the custodian
d)
your lab partner
15.
If an acid is splashed on your skin, wash at once with
a)
weak base
b)
soap
c)
plenty of water
d)
oil
16.
When you finish working with chemicals, biological specimens, and other lab substances, always
a)
wipe your hands on your clothes
b)
wipe your hands on a towel
c)
wash your hands thoroughly with soap and water
d)
treat your hands with skin lotion
17.
Return all unused chemicals to their original containers.
a)
True
b)
False
18.
All chemicals in the lab are to be considered dangerous
a)
True
b)
False
19.
Work areas should be kept clean and tidy
a)
True
b)
False
20.
Never remove chemicals or other equipment from the laboratory.
a)
True
b)
False
21.
Chipped or cracked glassware is okay to use.
a)
True
b)
False
22.
Read all procedures thoroughly before entering the laboratory
a)
True
b)
False
23.
All unauthorized experiments are prohibited.
a)
True
b)
False
24.
You are allowed to enter the chemical preparation/storage area any time you need to get an item
a)
True
b)
False
25.
Pipets are used to measure and dispense small amounts of liquids. You should draw the liquid into the pipet using your mouth.
a)
True
b)
False
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