Lab Safety

Rachel was excited to get to class because she knew they were doing an experiment. When she entered the room she saw all of the materials on her table. Since she was familiar with all of the materials, she put on her goggles and got started. What lab rule did Rachel break?

• Keep your area neat and clean

• Wear proper protective gear in the lab

• Read all directions before starting a lab

• Know the location and use of all safety equipment

Brandon was working on a lab and came to a step in the procedure that was very confusing for him to understand. What should Brandon do next?

• Try his best to finish the lab without any help

• Ask his lab partner for assistance

• Reread the directions and continue even if he is still unclear

• Ask his teacher to clarify the directions

Lindsey and Adriana are working in the lab with a scalpel. Since they are working with a sharp object they should make sure to –

• know the location of the eye wash station

• always cut away from themselves

• avoid wearing baggy clothes that can catch fire

• hold the scalpel with the sharp end pointing up

John and Rafael are playing around with the pipettes in a lab and accidentally knock a beaker over. What should they do?

• notify the teacher of what happened

• clean it up quickly so they do not get in trouble

• move to another table so they can use a different beaker

• leave the spill for the next group to clean up

At the completion of a lab, a group of 4 students realize that their materials are all spread out and mixed together. What should they do before leaving the lab area?

• push all of the materials to one side of the table

• clean the lab area thoroughly and return the materials to their proper location

• leave the lab area for the next group to clean

• make two of the lab members clean the area, while the other two watch

How should you dispose of broken glass in the science lab?

• it should always be picked up and placed in the trash can

• carefully wrap it in a paper towel and throw it away

• carefully place it into a sharps container

• leave it on the table so that you do not get cut

You should always cut ____ from yourself and others when using a scalpel or other sharp object.

• down

• away

• always

• waft

You should always ____ when you are instructed to smell a substance.

• heat

• away

• waft

• down

You should ______ place leftover chemicals back into their original containers at the end of lab.

• always

• never

• heat

• waft

Tags

NGSS.HS-ETS1-3

You should always wear protective goggles when working with ____, chemicals, or sharp objects.

• waft

• down

• heat

• never