WorksheetsLab Safety and Procedures 24-25
Total questions: 17
Worksheet time: 9mins
What is the first step you should take before conducting a lab experiment?
A. Start setting up the equipment.
B. Review the safety guidelines.
C. Ask the instructor for help.
D. Begin mixing the chemicals.
If a laboratory fire erupts while Sophia and Henry are conducting an experiment, immediately-
A. notify your teacher.
B. run for the fire extinguisher.
C. throw water on the fire.
D. open the windows.
Safety goggles are worn in the laboratory-
A. to avoid eye strain.
B. only if you don’t have glasses.
C. to improve your vision.
D. any time chemicals, heat, or glassware are used.
When you finish using a chemical in the lab, you should-
A. leave it on the lab bench.
B. follow the disposal instructions given by the instructor.
C. pour it down the drain.
D. take it home with you.
When Ethan and Liam are using sharp instruments such as scissors, scalpels, etc. They should carry them with the tips pointing-
A. toward yourself and up.
B. toward your lab partner.
C. toward another classmate.
D. toward the floor and away from all people.
When handling electrical equipment.....
A. keep electrical cords out of the aisles.
B. toward your lab partner.
C. grasp the plug and not its cord.
You have been injured in the lab (cut, burn, etc.). First, you should-
visit the school nurse after class.
see a doctor after school.
tell Mrs. V 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 to check for chips or cracks.
clean any glassware that appears dirty.
All others are correct.
Personal eyeglasses provide as much protection as-
a face shield
safety goggles
a fume hood
none of these
Long hair in the lab must be-
cut short.
tied back or kept entirely out of the way with a hair band or hairpins.
moved away from your face with your hand when necessary.
held away from the experiment with one hand.
All living organisms should be handled in a ____________ manner.
curious
playful
humane
disrespectful
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.
Mrs. V
After performing any experiment, you should ____________.
check the time on your phone.
go sit at your desk.
talk with your friends.
wash your hands, clean, and return all equipment.
Never leave a flame or hotplate unattended.
True
False
Lab work can be started before the instructor gets to the lab room.
True
False
MSDS are....
materials safety data sheets
safe tools
lab station
Ventilated means...
no air flow
good air flow
