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.

Part of lab safety includes reading the lab procedure...

• before doing the lab
• while doing the lab
• after doing the lab
• only if you think you really need it

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

• True
• False

When should safety goggles be worn?

• at all times in the lab
• when you feel like it
• when liquids could splash into your eyes OR when using glassware

When working in the lab, you always...

• work with only members of your group with a business-like attitude
• ask questions when in doubt about procedures
• clean up after yourself 
• all of the above

Before leaving the lab you should always wash or sanitize your hands.

• True 
• False

What is important to remember when working with hot plates and burners?

• It's ok to walk away.

• Hot plates and burners are not dangerous.

• Hot plates and burners should not be left unattended.

• Hot plates and burners are fireproof.

Lab waste materials can only poured down the drain, if

• you use a lot of water to wash them down.

• It is never ok to pour stuff down the drain.

• the teacher gives you permission to do so.

• they are clear liquids.

Tags

NGSS.MS-ESS3-3