Worksheets8th Grade Lab Safety
Total questions: 30
Worksheet time: 16mins
Flammable materials, like alcohol, should never be dispensed or used near
an open door.
an 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 glasses.
any time chemicals, heat, or glassware are used.
If your team does not understand a direction or part of a lab procedure, you should
figure it out as yo 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 table station for the next class.
disposed of according to your instructors 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 your lunch.
make up your results.
You are heating a substance in a test tube. Always point the open end of the test tube
toward yourself.
toward your lab partners.
toward other classmates.
away form all people.
You are heating a piece of glass and now want to pick it up. you should
use a rag or paper towel.
pick up the end that looks cooler.
use tongs.
pour cold water on it.
You have been injured in the laboratory (cut, burn, etc...). First you should
visit the school nurse after class.
see a doctor after school.
tell the science instructor at once.
apply first aid yourself.
When gathering glassware and equipment for an experiment, you should
read all directions carefully to know what equipment is necessary.
examine all glassware for chips and cracks.
clean any glassware that appears dirty.
All are correct.
You want to place a piece of glass tubing into a rubber stopper after the tubing has been fire polished and cooled. This is best done by
lubricating the tubing with water or glycerin.
using a towel or cotton gloves for protection.
twisting the tubing carefully,
All are correct.
If you wear contact lenses in the school laboratory,
take them out before starting the lab.
you do not have to wear protective eye goggles.
advise your science instructor that you wear contact lenses.
keep the information to yourself.
Personal eyeglasses provide as much protection as
a face shield.
safety glasses.
splash proof chemical goggles.
none of these are correct.
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 conforming device.
In a laboratory, the following should not be worn
loose clothing.
dangling jewelry.
sandals.
none of the answers should be worn.
The following footwear is best in the laboratory
sandals.
open-toed shoes.
closed-toed shoes.
shoes appropriate for the current weather.
Horseplay or practical jokes in the laboratory are
always against the rules.
okay, as long as they are funny.
okay, as long as they are 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 team.
your friend in the class.
the science instructor.
If acid is splashed on your skin, wash at once with
soap.
oil.
weak base.
plenty of water.
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 pants.
Where is the fire extinguisher located in the room
next to the science instructors desk.
in the chemical prep room.
hanging on the wall in the white case next to the rear door.
under the light switch in the front of the classroom.
Hot glass looks the same as cold glass.
True
False
All chemicals in the lab are to be considered dangerous.
True
False
Return all unused chemicals to their original containers.
True
False
Work areas should be kept clean and tidy.
True
False
Pipets are used to measure an dispense small amounts of liquids. You should draw the liquids into the pipet using your mouth.
True
False
Laboratory work can be started immediately upon entering the classroom even if the science instructor is not present.
True
False
Never remove chemicals or other equipment from the laboratory.
True
False
Chipped or cracked glassware is OK to use.
True
False
It is OK to pickup broken glass with your hands as long as you put it directly in the trash.
True
False
