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WorksheetsPBS Quiz 1 Unit 1 Lab Safety Quiz
Total questions: 28
Worksheet time: 14mins
Flammable materials, like alcohol, should never be dispensed or used near
open door
open flame
another student
a sink
If a laboratory fire erupts, immediately
notify your instructor
run for the fire extinguisher
throw water on the fire
open the windows
Approved eye protection devices (such as goggles) are worn in the laboratory
to avoid eye strain
to improve your vision
only if you don't have corrective lenses
any time chemicals, heat, or glassware are used
If you wear contact lenses in the school laboratory,
take them out before starting the lab
you do not have to wear protective goggles
keep the information to yourself
tell your science instructor
If you do not understand a direction or part of a lab procedure, you should
figure it out as you do the lab
try several methods until something works
ask the instructor before proceeding
skip it and go on to the next part
After completing an experiment, all chemical wastes should be
left at your lab station for the next class
disposed of according to your instructor's directions
dumped in the sink
taken home
If a lab experiment is not completed, you should
discuss the issue with your instructor
sneak in after school and work alone
come in during lunch and finish while eating
make up some results
You are heating a substance in a test tube. Always point the open end of the tube
toward yourself
toward your lab partner(s)
toward your instructor
away from people
You are heating a piece of glass and now want to pick it up. You should
use a rag or paper towels
use tongs
pick up the end that looks cooler
pour cold water over it
True or False, Never leave a lit burner unattended
True
False
You have been injured in the laboratory (cut, burn, etc.). First you should
tell the instructor at once
visit the school nurse after class
see a doctor after school
apply first aid yourself
When gathering glassware and equipment for an experiment, you should
read all directions carefully to know what to use
examine all glassware to check for chips or cracks
clean any glassware that appears dirty
all of the above
Personal eyeglasses provide as much protection as
a face shield
safety glasses
splash proof chemical goggles
none of the above
Long hair in the laboratory must be
cut short
held away from the equipment with one hand
always neatly groomed
tied back with hair bands, etc..
In the laboratory, the following should not be worn
loose clothing
dangling jewelry
sandals
all of the above
The following footwear is best in the laboratory
Sandals
open- toed shoes
closed- toed shoes
shoes appropriate for the weather
Horseplay or practical jokes in the laboratory are
always against the rules
okay
not dangerous
okay if you are working alone
If a piece of equipment is not working properly, stop, turn it off, and tell
the custodian
your lab partner
your best friend in another class
the science instructor
If an acid is splashed on your skin, wash at once with
plenty of water
soap
weak base
oil
When you finish working with chemicals, biological specimens, and other lab substances, always
treat your hands with skin lotion
wash your hands thoroughly
wipe your hands on a towel
wipe your hands on your clothes
True or False, Hot glass looks the same as cold glass
True
False
True or Fales, Return all unused chemicals to their original containers
True
False
True or Fales, Laboratory work can be started on even if the instructor is not there
True
False
True of False, Read all procedures thoroughly before entering the laboratory
True
False
True or False, Work areas should be kept clean and tidy
True
False
True or False, It’s okay to pick up broken glass with your bare hands
True
False
True or False, Laboratory aprons should be worn during all lab activities
True
False
True or False, You are allowed to enter the storage area any time you need to get an item
True
False
