WorksheetsSafety and CER Quiz
Total questions: 15
Worksheet time: 8mins
Name
Class
Date
1.
Flammable materials, like alcohol, should never be dispensed or used near
a)
an open door
b)
an open flame
c)
another student
d)
a sink
2.
Approved eye protection devices (such as goggles) are worn in the laboratory
a)
to avoid eye strain
b)
to improve your vision
c)
only if you don’t have corrective glasses
d)
ny time chemicals, heat or glassware are used
3.
If you wear contact lenses in the school laboratory,
a)
take them out before starting the lab
b)
you do not have to wear protective goggles
c)
advise your science instructor that you wear them
d)
keep the information to yourself
4.
If you do not understand a direction or part of a lab procedure, you should
a)
skip it and go on to the next part
b)
ask the instructor before proceeding
c)
try several methods until something works
d)
figure it out as you do the lab
5.
You are heating a substance in a test tube. Always point the open end of the tube
a)
away from all people
b)
toward another classmate
c)
toward your lab partner
d)
toward yourself
6.
You are heating a piece of glass and now want to pick it up. You should
a)
pour cold water on it
b)
use tongs
c)
pick up the end that looks cooler
d)
use a rag or paper towels
7.
Long hair in the laboratory must be
a)
tied back or kept entirely out of the way with a hair band, hairpins, or other confining device
b)
always neatly groomed
c)
held away from the experiment with one hand
d)
cut short
8.
In a laboratory, the following should not be worn:
a)
dangling jewelry
b)
sandals
c)
loose clothing
d)
all of the answers
9.
If an acid is splashed on your skin, wash at once with
a)
weak base
b)
soap
c)
plenty of water
d)
oil
10.
After completing an experiment, all chemical wastes should be
a)
left at your lab station for the next class
b)
disposed of according to your teacher's dicrections
c)
dumped in the sink
d)
taken home
11.
Horseplay, practical jokes, or pranks in the classroom are
a)
always against the rules
b)
okay
c)
not dangerous
d)
okay if you are working alone
12.
Food is allowed in the classroom as long as you throw away the trash when your done.
a)
True
b)
False
13.
What does the letter "C" stand for in CER.
a)
Creative
b)
Collect
c)
Claim
d)
Cause
14.
What does the letter "E" stand for in the "CER" model?
a)
Eliminate
b)
Energy
c)
Evidence
d)
Equal
15.
What does the letter "R" stand for in the "CER" model?
a)
Relevent
b)
Right
c)
Reverse
d)
Reasoning
100 %
