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Lab Safety

Total questions: 21

Worksheet time: 25mins

Name
Class
Date
1.
When is it OK to eat or drink in the lab?
a)
Always
b)
Never
2.
When is it OK to eat or drink in the lab?
a)
Always
b)
Never
3.
When should you tie back long hair or baggy clothing?
a)
When working with chemicals
b)
When working with a Bunsen burner
c)
When doing dissections.
d)
Any time you are working in the lab.
4.
I must follow all instructions, written and verbal, about the laboratory procedures given by the teacher.
a)
True
b)
False
5.

I will immediately notify the instructor only about major accidents.

a)

True

b)

False

6.
Horseplay, jokes, and pranks are appropriate in the science classroom at any time.
a)
True
b)
False
7.
When in the lab...
a)
long sleeves and loose clothing should be rolled up
b)
closed toe shoes should be worn
c)
long hair should be pulled back
d)
all of the above
8.
When working in the lab, you always...
a)
work with only members of your group with a business-like attitude
b)
ask questions when in doubt about procedures
c)
clean up after yourself 
d)
all of the above
9.
It's fine to smell chemicals directly from their containers.
a)
True
b)
False
10.
It's fine to do random experiments with the lab equipment without teacher permission.
a)
Ummmm... no!
b)
Sure- it'd be fine!
11.
Hot glass and cold glass look exactly the same
a)
True
b)
False
12.
You accidentally cut yourself.  It is small and barely bleeds. You should
a)
wash the cut
b)
call you mom
c)
run to the nurse
d)
tell the teacher
13.
Appropriate dress for lab includes which of the following
a)
Closed toed shoes
b)
Pants/Sweats
c)
No dangling jewelry or strings from hoodies
d)
All of these answers are correct
14.
You and your lab partner are ready to conduct your lab.  You light you Bunsen burner and continue reading the procedures.  You need more materials you should
a)
have one person watch the Bunsen burner and the other get the materials.
b)
Decide who is getting what materials and both go get the materials to save time.
c)
Ask a neighboring lab group to watch your Bunsen burner.
d)
Continue with the lab and hope you really did not need the materials.
15.
When in the lab you should wear...
a)
open-toed shoes.
b)
sandals.
c)
closed-toes shoes.
d)
no shoes.
16.
When you walk into the science lab, you see the experiment set up at your table. You should:
a)
Start the experiment.
b)
Pick up each of the pieces of equipment.
c)
Wait for the teacher's directions.
d)
Walk around the lab to see other experiment set-ups.
17.
 After completing an experiment, all chemical wastes should be
a)
taken home
b)
dumped in the sink
c)
disposed of according to your instructor’s directions
d)
left at your lab station for the next class
18.
What safety symbol is this?
a)
Clothing Protection
b)
Hand Protection
c)
Eye Protection
d)
Sharp Object Hazard
19.

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

a)

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

b)

Don't use it and tell the teacher immediately.

c)

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

d)

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

20.

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)

a)

The lab counter is dirty.

b)

The sink is clogged.

c)

There are unknown chemicals spilled on the counter.

d)

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

21.

Combustible materials should always be kept away from flames and heat. What does combustible mean?

a)

It breaks easily.

b)

It can be used to make your hair look neat and tidy.

c)

It can light on fire and burn easily.

d)

It is located on the vehicle used to transport students to school.

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