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WorksheetsLab Safety
Total questions: 38
Worksheet time: 42mins
Name
Class
Date
1.
a)
hot plate
b)
flame thrower
c)
heater
d)
bunsen burner
2.
a)
hot plate
b)
triple beam balance
c)
buret
d)
electronic balance
3.
a)
Erlenmeyer flask
b)
Volumetric flask
c)
beaker
d)
graduated flask
4.
a)
crucible & cover
b)
evaporating dish
c)
clay dish
d)
mortar & pestle
5.
a)
test tube clamp
b)
tongs
c)
ring stand
d)
buret clamp
6.
This piece of lab equipment is called a ______________.
a)
test tube
b)
meter stick
c)
scale
d)
thermometer
7.
Name the tool pictured
a)
Test tube
b)
Pipette
c)
Dissecting dish
d)
Petri Dish
8.
a)
hot plate
b)
electronic balance
c)
bunsen burner
d)
scales
9.
What is measured with a graduated cylinder?
a)
Passage of time
b)
Distance from one thing to another
c)
Weight of an object
d)
Volume of liquid
10.
What is special about graduated cylinders?
a)
They hold large quantities of liquid safely
b)
They measure small amounts very accurately. We use them when precision is important.
c)
They allow us to examine the liquid, we use them when looking for suspended solids.
d)
They are easily heated. We use graduated cylinders to heat liquids
11.
What is used to hold test tubes?
a)
Test tube rack
b)
Magnifying glass
c)
Petri dish
d)
Funnel
12.
The _________________ is used to simply hold or approximately measure a liquid.
a)
scale
b)
test tube
c)
beaker
d)
thermometer
13.
Identify this piece of equipment.
a)
microscope slide
b)
coverslip
c)
magnifying glass
d)
tweezers
14.
Identify this piece of equipment.
a)
magnifying glass
b)
coverslip
c)
slide
d)
microscope
15.
What is this?
a)
glass triangle
b)
funnel
c)
stirring rod
d)
buret
16.
What is the basic unit of length in the metric system?
a)
meter
b)
liter
c)
gram
17.
The amount of matter in an object is its
a)
mass
b)
volume
c)
density
d)
weight
18.
The amount of space an object takes up is its
a)
mass
b)
volume
c)
density
d)
weight
19.
Mass is measured with what units?
a)
grams (g)
b)
centimeters (cm)
c)
milliliters (mL)
d)
pounds (lbs)
20.
Volume is measured with what units?
a)
grams (g)
b)
centimeters (cm)
c)
milliliters (mL)
d)
pounds (lbs)
21.
Density is measured with what units?
a)
grams (g)
b)
centimeters (cm)
c)
g/mL
d)
pounds (lbs)
22.
What's this?
a)
test tube clamp
b)
tongs
c)
ring stand
d)
buret clamp
23.
To safely smell a chemical in the lab
a)
smell it slowly
b)
inhale the fumes directly from the container
c)
heat the substance before smelling
d)
gently wave the fumes toward your nose using a wafting motion
24.
To dispose of chemicals
a)
follow the instructions of your teacher
b)
burn them in a burner
c)
throw them in the trash
d)
wash them down the sink
25.
When using a flame
a)
reach over it
b)
don’t leave it unattended
c)
wear loose and baggy clothing
d)
all three listed as answers
26.
If glassware becomes chipped or broken
a)
don’t do anything, just keep working
b)
throw it in the trash
c)
put it up on the counter so that the teacher can dispose of it eventually
d)
notify the teacher immediately
27.
Keep all work areas
a)
clean
b)
clear of all unnecessary materials
c)
organized
d)
all three of the listed answers
28.
If you injure yourself or others,
a)
don’t tell anyone
b)
tell the teacher immediately
c)
wait until the end of the experiment to tell the teacher
d)
wait until after class to go to the nurse
29.
If you come into class with gum or candy
a)
offer some to the teacher
b)
spit it out after the lab is over
c)
spit it out before the lab begins
d)
wait until the teacher calls on you
30.
When mixing acid and water
a)
pour water into acid
b)
let the teacher pour them
c)
pour them at the same time
d)
pour acid into water
31.
Wear safety goggles when using chemicals, hot liquids, or burners.
a)
True
b)
False
c)
Not an option
d)
Not an option
32.
You can try new experiments even if they are not in the directions as long as you are curious about science.
a)
True
b)
False
c)
Not an option
d)
Not an option
33.
Tie back long hair when using chemicals or open flames.
a)
True
b)
False
c)
Not an option
d)
Not an option
34.
When you have finished an experiment, leave your work area clean and return all equipment and materials to designated areas.
a)
True
b)
False
c)
Not an option
d)
Not an option
35.
If you spill any material, quickly clean it up with a cloth before the teacher can see that you spilled it.
a)
True
b)
False
c)
Not an option
d)
Not an option
36.
It is ok to leave a burner flame alone for a minute while you get materials.
a)
True
b)
False
c)
Not an option
d)
Not an option
37.
Always point a test tube
a)
away from you and toward others
b)
away from you and others
c)
toward you and others
d)
toward you and away from others
38.
You should know the proper use of safety equipment in the laboratory and
a)
where it is located
b)
use it twice a year
c)
use it once a year
d)
where it is produced
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