WorksheetsLab Safety
Total questions: 15
Worksheet time: 13mins
Name
Class
Date
1.
Goggles must be worn when using:
a)
fire.
b)
glassware.
c)
chemicals.
d)
All of the above.
2.
Why is it important to know the names and appearances of lab equipment before doing laboratory work?
a)
So you score higher on the lab test.
b)
So you can quickly obtain your laboratory supplies before lab.
c)
So you can follow lab instructions clearly.
3.
Keeping your work area neat and clean is important because:
a)
My teacher is a neat-freak
b)
I won't lose my supplies in the clutter.
c)
It keeps the room from looking messy.
d)
It helps prevent accidents.
4.
You should wash your hands after
a)
touching a plant in the classroom.
b)
handling a class pet.
c)
working with chemicals
d)
All of the above.
5.
If you see something in the classroom or laboratory that is dangerous, tell the teacher
a)
when you have time.
b)
at once.
c)
after class.
d)
after school
6.
Disrupting other students in the laboratory with horseplay in the lab is:
a)
helpful.
b)
poor manners.
c)
dangerous.
d)
the quickest way to do a job.
7.
I can eat in the classroom:
a)
Whenever I want to.
b)
Only with permission from the teacher.
c)
When I am sure it is safe to do so.
d)
Never.
8.
What is the correct procedure to follow when smelling the odor of a chemical substance?
a)
Fan your hand over the substance toward your nose which should be directly under the beaker.
b)
Place your nose directly over the substance and take a big whiff.
c)
Fan your hand over the substance toward your nose which should be several centimeters away from the substance.
d)
Place your nose near the opening if the beaker and inhale.
9.
You should tie back long hair and/or baggy clothes when:
a)
working near fire.
b)
using chemicals in the lab.
c)
trying to impress a friend.
d)
Both A and B.
10.
A spill can cause an accident. Clean up a spill:
a)
when you have time.
b)
after a teacher has told you 3 or m ore times.
c)
at the end of the lab.
d)
immediately.
11.
At the end of the lab you see some leftover chemical that looks just like the stuff you were using. You should:
a)
put the chemical back in the jar it came from.
b)
sweep it into your hand and throw it out.
c)
tell the teacher so you can dispose of it properly.
d)
tell your classmates that your lab partner is really messy.
12.
When in the lab you should wear...
a)
open-toed shoes.
b)
sandals.
c)
closed-toes shoes.
d)
no shoes.
13.
Which of the following is NOT a safe lab practice?
a)
Keep chemicals, glassware, and other equipment away from the edge of the lab table.
b)
After removing glassware from a heat source touch it right away to see if it is cool.
c)
Report minor accidents to your lab supervisor and/or teacher.
d)
Carefully heat chemicals in a flask with teacher supervision.
14.
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
15.
*
a)
a and b
b)
a, b, c
c)
a, b, d,
d)
a, b, d, e
100 %
