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WorksheetsLab Safety
Total questions: 20
Worksheet time: 10mins
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
poured in the sink
placed in the trash
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, or heat-resistant gloves
pour cold water on it
You have been injured in the laboratory (cut, burn, etc.). First you should
ask to see the school nurse
see a doctor after school
tell the science instructor at once
apply first aid yourself
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
In a laboratory, you should be cautious of
loose clothing
cluttered work area
flammable materials
all of these things
The following footwear is best in the laboratory
sandals
closed-toed shoes
flip flops
roller skates
Horseplay or practical jokes in the laboratory are
always against the rules
only allowed on Friday
not dangerous
allowed only if you are still getting work done
When you have completed a lab activity, always
treat your hands with skin lotion
wash your hands thoroughly with soap and water
wipe your hands on your clothes
wave your hands in the air with excitement
When instructed to smell chemicals, the proper procedure is to
smell the chemicals directly from the
container
waft some of the odors toward your nose from 6+ inches away
shake the chemicals first
search for signs of coronavirus first
When identifying chipped / broken glass or damaged sharp instruments
don't touch it
notify the instructor
dispose of the items in the trash
use them in the activity, but with caution
swap the item with another group
Hot glass can look the same as cold glass.
True
False
All chemicals in the lab are to be considered dangerous.
True
False
Always cut material toward you.
True
False
Your lab partner’s hair and clothing catch fire. Tell the teacher and look for what?
Fire blanket
Eyewash station
First Aid Kit
Power shutoff button
A chemical splashes into your eye so you need the
Fire blanket
Eyewash station
First Aid Kit
Fire extinguisher
The Bunsen burner is knocked over and the curtains catch on fire, you should alert the teacher and find the...
Emergency Shower
Fire Extinguisher
First Aid Kit
Fire Blanket
Select all the things these students are doing which could lead to an injury in the lab.
Not wearing goggles
Work area is cluttered
Pointing heated materials toward another student
Not pulling back long hair when working with flames
You are heating a substance in a test tube. Always point the open end of the test tube ________.
Toward yourself.
Toward your lab partner.
Toward another classmate.
Away from all people.
If a piece of equipment is not working properly, stop, turn it off, and tell
the principal
the product manufacturer
your mom
the teacher
The following activity is permitted in the laboratory
chewing gum
eating
drinking
none of these are allowed
