Lab Safety

When is it OK to eat or drink in the lab?

• Always
• Never

What should you do if you break glass in the lab?

• Tell the teacher.
• Sweep up the glass.
• Pick up the glass with your hands.
• Ignore it; the teacher will clean it up when she sees it later.

When should you tie back long hair or baggy clothing?

• When working with chemicals
• When working with a Bunsen burner
• When doing dissections.
• Any time you are working in the lab.

I must follow all instructions, written and verbal, about the laboratory procedures given by the teacher.

• True
• False

I will perform only those activities that have been authorized by the instructor.

• True
• False

Horseplay, jokes, and pranks are appropriate in the science classroom at any time.

• True
• False

When in the lab...

• long sleeves and loose clothing should be rolled up
• closed toe shoes should be worn
• long hair should be pulled back
• all of the above

It's fine to smell chemicals directly from their containers.

• True
• False

If you are not sure what to do during a lab activity:

• guess
• change lab partners
• ask a teacher
• just sit quietly and do nothing

At the end of the lab you see some leftover chemical that looks just like the stuff you were using.  You should:

• put the chemical back in the jar it came from.
• sweep it into your hand and throw it out.
• tell the teacher so you can dispose of it properly.
• tell your classmates that your lab partner is really messy.

Tags

NGSS.HS-ESS3-4