Lab

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.

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

You enter the lab to begin your experiment and your lab station looks like this...What is wrong with this lab station?

Select the correct answers (up to all four answers may be selected)

• The lab counter is dirty.

• The sink is clogged.

• There are unknown chemicals spilled on the counter.

• The lab station was left dirty by the previous class and was not checked to be clean by the teacher.

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

• True

• False

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

• True

• False

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.

What should I always remember when working in the lab?

• Be quick!

• Be proactive!

• Be smart!

• Be safe!

You are starting a lab and you notice the cord on the hot plate looks like this...what should you do?

• Plug it in and use it since it must have worked before.

• Don't use it and tell the teacher immediately.

• Plug it in and let the teacher know when they come around during the lab.

• Don't plug it in, it is obviously damaged, and share the hot plate with the group beside yours.

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

• True

• False

Before starting an investigation or lab procedure, you should

• try an experiment on your own

• open all containers and packages

• read all directions and make sure you understand them

• handle all the equipment to become familiar with it