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Worksheetslab safety
Total questions: 47
Worksheet time: 39mins
When should you tie back long hair or baggy clothing?
When working with chemicals
When working with fire
ALWAYS
I will perform only those activities that have been assigned by the instructor.
True
False
I will immediately notify the instructor only about major accidents.
True
False
Horseplay, jokes, and pranks is ok in the science classroom at any time.
True
False
It's fine to smell chemicals directly from their containers. nothing will happen to you.
True
False
Flammable materials, like alcohol, should never be dispensed or used near
an open door
an open flame
another student
a sink
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 glasses
any time chemicals, heat, or glassware is used
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
You are heating a piece of glass and now want to pick it up. You should
use a rag or paper towels
pick up the end that looks cooler
use tongs
pour cold water onit
You have been injured in the laboratory (cut, burn, etc.). First you should
visit the school nurse after class
see the doctor after school
tell the science instructor at once
apply first aid yourself
Personal eyeglasses provide as much protection a
a face shield
safety glasses
splashproof chemical goggles
none of the above
Long hair in the laboratory must be
cut short
held away from the experiment with one hand
always neatly groomed
tied back or kept entirely out of the way with a hair band, hairpins, or other confining device
In the laboratory, the following should not be worn
loose clothing
dangling jewelery
sandals
all of the above
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 the class
the science instructor
When you finish working with chemicals, biological specimens, and other lab substances, always
treat your hands with skin lotion
wash your hands thoroughly with soap and water
wipe your hands on a towel
wipe your hands on your clothes
True or False: Laboratory work can be started immediately upon entering the laboratory even if the instructor is not yet present.
True
False
True or False: Never remove chemicals or other equipment from the laboratory.
True
False
True or False: Read all procedures thoroughly before entering the laboratory
True
False
True or False: Chipped or cracked glassware is okay to use.
True
False
