Lab Safety Lesson

Multiple Choice

Which of the following is NOT recommended as part of lab attire and PPE?

• Wearing long pants and closed toe shoes

• Wearing safety goggles when using chemicals

• Wearing an apron for the entire lab

• Wearing sandals and short sleeves

Multiple Choice

Which of the following is NOT a recommended lab attire or PPE practice?

• Wearing gloves when using chemicals

• Leaving long hair untied

• Rolling up dangling sleeves

• Tying back long hair

Fill in the Blank

Gloves, goggles, and aprons are all considered ___

Multiple Select

Which of the following are good lab safety practices?

• Wearing gloves when using chemicals

• Tying back long hair

• Rolling up dangling sleeves

• Wearing open-toed shoes

Multiple Choice

Which type of shoe would be BEST in the lab?

• Flip-flops

• Sneakers

• Crocs

• Sandals

Open Ended

Do Ava and Lily need to wear safety goggles while finding the boiling point of an unknown substance? Explain your reasoning.

Open Ended

Why should you avoid touching your face, laptop, and phone when wearing gloves?

Multiple Choice

Which of the following is NOT a general safety rule for the laboratory?

• Listen to or read instructions carefully before starting

• Perform only authorized experiments

• Never touch chemicals or equipment without permission

• Always work alone in the lab

Open Ended

Who is it important to notify if any spills or accidents occur in the lab?

Multiple Choice

Which of the following actions should you take before starting any experiment in the lab?

• Read all labels carefully

• Know the location of the safety equipment

• Keep your work area uncluttered

• All of the above

Multiple Select

Select all the correct lab safety rules from the following:

• Never eat or drink in the lab

• Wear glasses rather than contact lenses

• Do not put anything in your mouth

• Run in the lab

Open Ended

What should you do if you do not understand the lab procedure or how to use the lab equipment?

Multiple Choice

Which of the following is NOT a recommended glassware safety practice in the lab?

• Never use cracked or broken glassware

• Place hot glassware in water to cool it quickly

• Handle glass thermometers carefully

• Get a replacement for damaged glassware

Multiple Choice

Why is it important to follow instructions for disposing of chemicals in the lab?

• To prevent dangerous reactions or pollution

• Because it is faster and easier

• To avoid using too many containers

• Because chemicals are always safe

Open Ended

Explain the correct way to smell the odor of a chemical in the lab and why it is important to do it this way.

Open Ended

Aiden and John are completing a lab. They are not sure how to dispose of the chemicals they used. Aiden tells John to just dump the chemicals down the sink, so he did. Was this the right thing to do? Why or why not?

Open Ended

Sarah wanted to smell the liquid in her beaker, so she put her face over the opening of the beaker and inhaled. What is wrong with how Sarah is smelling the chemicals?

Fill in the Blank

Lay electrical cords toward the ___ of the bench.

Multiple Choice

Which of the following is a correct electrical safety practice in the lab?

• Unplug cords by pulling the plug, not the cord

• Leave electrical equipment plugged in after the lab

• Unplug cords by pulling the cord, not the plug

• Touch electrical equipment with wet hands

Open Ended

Why is it important to point the top ends of test tubes away from people when heating them?

Multiple Select

Which items should you use to handle hot objects in the lab?

• Bare hands

• Protective gloves

• Tongs

• Paper towels

Open Ended

When should you use the emergency eye wash vs the emergency shower?

Open Ended

When should you use the fire blanket vs fire extinguisher?

Open Ended

Please read and type your name:

I completed the Lab Safety lesson and understand that it is my responsibility to be safe in the lab and notify my teacher if I need help at any time!