Lab Safety Essentials

The video tutorial emphasizes the importance of safety in a science classroom. It covers the responsibilities of both teachers and students in maintaining a safe environment, proper lab attire, and behavior. The tutorial also explains the correct use of safety equipment, handling and disposal of chemicals, and the importance of following instructions. It highlights the dangers of flammable materials and the correct procedures for heating substances. The video aims to ensure a safe, controlled, and enjoyable learning experience in the science lab.

What is the main focus of a science class according to the introduction?

• Watching videos

• Conducting experiments

• Reading textbooks

• Writing essays

Tags

NGSS.MS-LS1-1

NGSS.MS-PS1-2

Which of the following is NOT appropriate attire for a science lab?

• Hair tied back

• Closed-toed shoes

• Baggy sleeves

• Lab apron

Why should you never eat or drink in a science lab?

• It is against school policy

• It can cause chemical contamination

• It takes up too much space

• It is distracting

What should you do if you are unsure about the next step in an experiment?

• Guess and proceed

• Leave the lab

• Consult a classmate

• Ask the teacher for help

Tags

NGSS.MS-PS2-5

Which of the following is an example of personal safety equipment?

• Eye wash station

• Fire extinguisher

• Safety shower

• Goggles

What does the 'P' in the PASS acronym for using a fire extinguisher stand for?

• Pull

• Push

• Press

• Point

How should you identify the smell of a substance in the lab?

• Waft the vapor towards your nose

• Ignore the smell

• Directly sniff it

• Ask a classmate to smell it

Tags

NGSS.MS-LS1-8

What should you do if you get a chemical in your eye?

• Rub your eye

• Use the eye wash station for 15-20 minutes

• Use a tissue to wipe it

• Wait for the teacher

What is the correct way to carry chemicals in the lab?

• With two hands and elbows in

• In your backpack

• On a tray

• With one hand

What should you always do after handling chemicals?

• Take a break

• Wash your hands

• Ask the teacher for feedback

• Write a report