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WorksheetsAPES Lab Safety
Total questions: 38
Worksheet time: 3hrs 10mins
Name
Class
Date
1.
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
2.
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
3.
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
4.
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
5.
If a lab experiment is not completed, you should
a)
make up some results
b)
come in during lunch and finish while eating lunch
c)
sneak in after school and work alone
d)
discuss the issue with your instructor
6.
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
7.
You are heating a piece of glass and now want to pick it up. You should
a)
pour cold water on it
b)
use tongs
c)
pick up the end that looks cooler
d)
use a rag or paper towels
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.
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
14.
If an acid is splashed on your skin, wash at once with
a)
weak base
b)
soap
c)
plenty of water
d)
oil
15.
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
16.
Hot glass looks the same as cold glass.
a)
True
b)
False
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.
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
21.
Never remove chemicals or other equipment from the laboratory.
a)
True
b)
False
22.
Chipped or cracked glassware is okay to use.
a)
True
b)
False
23.
Read all procedures thoroughly before entering the laboratory
a)
True
b)
False
24.
All unauthorized experiments are prohibited.
a)
True
b)
False
25.
You may eat or drink in the science laboratory...
a)
after you have washed your hands.
b)
on the days you are not doing a lab.
c)
only from the beakers.
d)
at no time unless given teacher approval.
26.
Horseplay or practical jokes in the laboratory are...
a)
always against the rules.
b)
okay.
c)
not dangerous.
d)
okay if you are working alone.
27.
What should you do when gathering materials for an experiment?
a)
A. Read all directions carefully
b)
B. Check all materials for chips or cracks (or broken)
c)
Clean the materials if they seem dirty/used
d)
D. All of the above
28.
Personal eyeglasses provide as much protection as:
a)
A. A shield
b)
B. Goggles
c)
C. A mask
d)
D. None of the above
29.
Why is it important to know the names and appearances of lab equipment before doing laboratory work?
a)
So you score higher on the lab test.
b)
So you can quickly obtain your laboratory supplies before lab.
c)
So you can follow lab instructions clearly.
30.
If you see something in the classroom or laboratory that is dangerous, tell the teacher
a)
when you have time.
b)
at once.
c)
after class.
d)
after school
31.
You should clean equipment :
a)
before you use it.
b)
after you use it.
c)
cleanliness doesn't matter.
d)
both A and B.
32.
What is the correct procedure to follow when smelling the odor of a chemical substance?
a)
Fan your hand over the substance toward your nose which should be directly under the beaker.
b)
Place your nose directly over the substance and take a big whiff.
c)
Fan your hand over the substance toward your nose which should be several centimeters away from the substance.
d)
Place your nose near the opening if the beaker and inhale.
33.
What is the correct procedure to follow when smelling the odor of a chemical substance?
a)
Fan your hand over the substance toward your nose which should be directly under the beaker.
b)
Place your nose directly over the substance and take a big whiff.
c)
Fan your hand over the substance toward your nose which should be several centimeters away from the substance.
d)
Place your nose near the opening if the beaker and inhale.
34.
A spill can cause an accident. Clean up a spill:
a)
when you have time.
b)
after a teacher has told you 3 or m ore times.
c)
at the end of the lab.
d)
immediately.
35.
In the lab sharp objects should be carried
a)
with the points facing out to the front.
b)
with the point down and away from the body.
c)
with the point covered up by your hand.
d)
so that the point will give your lab partner a pretty good jab.
36.
Helping to clean up the lab or classroom is the job of
a)
old students.
b)
transfer students.
c)
each and every student.
d)
only the teacher.
37.
To put a fire out in a person's hair or clothes use:
a)
a fire extinguisher.
b)
the wind from around the room.
c)
a handy chemical.
d)
a fire blanket.
38.
Which of the following IS considered safety equipment in our classroom?
a)
Eyewash Station
b)
First Aid Kit
c)
Fire Extinguisher
d)
All of the Above.
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