LAB SAFETY #1

Long hair must be secured to the back of your head

• TRUE

• FALSE

What should you do if a glass breakage occurs?

• Touch it to see if it is safe?

• Run out of the classroom

• Immediately tell your teacher

• Leave without telling anyone

Always point a test tube or bottle that is being heated towards you and smell by what procedure?

• waffing

• warming

• wafting

• waffling

What should you always do before conducting a lab?

• Discuss what you will do this weekend

• Begin the experiment

• Read ALL the directions

• just sit quietly and do nothing

You should wash your hands after

• touching a plant in the classroom.

• working with chemicals

• handling a class pet.

• b and c only

• All of the above.

What is the CORRECT procedure for students to follow if a chemical is spilled?

• Splash large amounts of water onto the spill.

• Stand back and advise the teacher of the spill.

• Run madly out of the room.

• Immediately ask to go to the restroom.

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

• skip it and go on to the next part.

• try several methods until something works

• ask the instructor before proceeding

• figure it out as you do the lab

The following shoes are BEST to wear when doing science labs.

• sandals

• slippers

• closed-toed shoes

• open-toed shoes

If you want to smell something in the lab, you should:

• Sniff the substance directly

• Place some of the substance into your hand to get a good smell

• Wave your hand over the substance to your nose

• Both A and C

Tags

NGSS.MS-LS1-8

Sally was nervous because the bell was about to ring and she still needed to clean up her lab table. To go faster, she flushed the left over chemicals down the sink with water. What rule did she break?

• She did not break a lab rule

• Never taste anything in the lab

• KEEP CALM AND DO SCIENCE

• Always dispose chemicals in the designated container