Pre-Lab Safety Quiz

Flammable materials, like alcohol, should never be dispensed or used near

• an open door
• an open flame
• another student
•  a sink

Tags

NGSS.HS-ETS1-3

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 you do not understand a direction or part of a lab procedure, you should 

• skip it and go on to the next part.
• ask the instructor before proceeding
• try several methods until something works
• figure it out as you do the lab

You are heating a substance in a test tube. Always point the open end of the tube 

• away from all people
• toward another classmate
• toward your lab partner
• toward yourself

You are heating a piece of glass and now want to pick it up. You should 

• pour cold water on it
• use tongs
• pick up the end that looks cooler
• use a rag or paper towels

You have been injured in the laboratory (cut, burn, etc.). First you should

• apply first aid yourself
• tell the science instructor at once
• see a doctor after school
• visit the school nurse after class

Long hair in the laboratory must be 

• tied back or kept entirely out of the way with a hair band, hairpins, or other confining device
• always neatly groomed
• held away from the experiment with one hand
• cut short

In a laboratory, the following should not be worn. 

• all of the answers
• dangling jewelry
• sandals
• loose clothing

If a piece of equipment is not working properly, stop, turn it off, and tell 

• the science instructor
• your best friend in the class
• the custodian
• your lab partner