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WorksheetsScientific Method
Total questions: 86
Worksheet time: 3600secs
Name
Class
Date
1.
Squidward found new reeds to tryout for his clarinet. He used an APPLAUSOMETER to measure applause after playing Under the Sea with each reed. The results were put in the table.
What was controlled?
What was controlled?
a)
The Song
b)
The Reed
c)
The Applause
2.
Squidward found new reeds to tryout for his clarinet. He used an APPLAUSOMETER to measure applause after playing Under the Sea with each reed. The results were put in the table.
What was the independent variable?
What was the independent variable?
a)
The Song
b)
The Reed
c)
The Applause
3.
Squidward found new reeds to tryout for his clarinet. He used an APPLAUSOMETER to measure applause after playing Under the Sea with each reed. The results were put in the table.
What was the dependent variable?
What was the dependent variable?
a)
The Song
b)
The Reed
c)
The Applause
4.
Mr. Krabbs is trying a new money making scheme. On Tuesdays he is selling his crabby patties on colored buns. He usually averages 25 customers per day. On Tuesdays he now averages 27 customers.
What was the control?
What was the control?
a)
The customers
b)
The crabby patty
c)
The colored buns
d)
The number of customers
5.
Mr. Krabbs is trying a new money making scheme. On Tuesdays he is selling his crabby patties on colored buns. He usually averages 25 customers per day. On Tuesdays he now averages 27 customers.
What was the independent variable?
What was the independent variable?
a)
The customers
b)
The crabby patty
c)
The colored buns
d)
The number of customers
6.
Mr. Krabbs is trying a new money making scheme. On Tuesdays he is selling his crabby patties on colored buns. He usually averages 25 customers per day. On Tuesdays he now averages 27 customers.
What was the dependent variable?
What was the dependent variable?
a)
The customers
b)
The crabby patty
c)
The colored buns
d)
The number of customers
7.
Which of the following is a possible conclusion?
a)
Customers liked blue patties best.
b)
The colored patties did not increase sales.
c)
The colored patties increased sales.
d)
Will colored patties improve sales?
8.
Which of the following is a possible conclusion?
a)
Customers liked blue patties best.
b)
The colored patties did not increase sales.
c)
The colored patties increased sales.
d)
Will colored patties improve sales?
9.
This is the data that you get from your experiment.
a)
Results
b)
conclusion
c)
Hypothesis
d)
Experiment
10.
A student wants to test the effects of type of exercise on heart rate. What is the dependent variable?
a)
heart rate
b)
type of exercise
c)
amount of exercise
d)
time of day exercise occurs
11.
How many variables can be tested in a controlled experiment?
a)
one
b)
two
c)
three
d)
as many as possible
12.
What is the group in an experiment that receives treatment with the independent variable?
a)
control group
b)
experimental group
c)
constant group
d)
variation group
13.
Which type of graph shows the differences among groups?
a)
Bar
b)
Line
c)
Pie
14.
The possible answer to the problem.
a)
Hypothesis
b)
Conclusion
c)
Data
d)
Experiment
15.
Is this a testable question?
How does talking to a plant affect a plants height?
How does talking to a plant affect a plants height?
a)
Idk
b)
No
c)
Maybe
d)
Yes
16.
Is this a testable question?
What types of apples grow in Missouri?
What types of apples grow in Missouri?
a)
Maybe
b)
No
c)
Idk
d)
Yes
17.
What is the Scientific Method?
a)
The steps to making an experiment.
b)
The steps to making proving your hypothesis is right.
c)
Don't know.
d)
The six steps to making an experiment.
18.
What is a hypothesis?
a)
A hypothesis is the right answer to an experiment.
b)
A hypothesis is the wrong answer to an experiment.
c)
A hypothesis is an educated guess.
d)
I don't know.
19.
A list of everything you will need to conduct an experiment..
a)
procedures
b)
materials
c)
observations
d)
question/problem
20.
Facts and information
a)
Results
b)
Data
c)
Conclusion
d)
Collaborate
21.
To discover how things are alike and different
a)
Classify
b)
Compare
c)
Collaborate
d)
Conclusion
22.
A decision based on facts you have discovered
a)
Conclusion
b)
Collaborate
c)
Prediction
d)
Results
23.
A test or trial to discover something unknown
a)
Data
b)
Question
c)
Experiment
d)
Hypothesis
24.
What is the first step in the scientific method?
a)
Make an observation
b)
Design and conduct an experiment
c)
Make an hypothesis
d)
Share your results
25.
This step should be done more than once to ensure accurate results
a)
Conduct an experiment
b)
Ask a question
c)
Record data
d)
Clean up after your investigation
26.
This is the last step in the scientific method
a)
Draw a conclusion
b)
Record your data as results
c)
Share what you have learned with others
d)
Collaborate with others
27.
If you spill a liquid during an experiment, what should you do?
a)
Scream and run from the investigation
b)
Lay your coat over the spill to hide it from others.
c)
Tell your teacher and quickly clean up the spill
d)
Yell at your lab partner and start an argument.
28.
When you are performing a scientific investigation, when should you eat your snack?
a)
Eat while you are waiting for results.
b)
Never eat or drink during a scientific investigation.
c)
Eat your snack when you are recording you data.
29.
If you were heating a liquid for a scientific investigation, it would be important to have...
a)
Paper towels to clean up a spill
b)
A plastic fork to stir the hot liquid
c)
Protection for your hands to handle hot containers and liquids
30.
Why do scientist use the scientific method?
a)
To make sure they get credit for their discoveries.
b)
To make sure their results are valid and can be performed by other scientists.
c)
So that other scientist don't get mad at them
31.
The factors in an experiment that can be changed.
a)
variables
b)
quantitative data
c)
hypothesis
d)
steps
32.
This part of the experiment serves as a basis of comparison; the one variable being tested has been omitted.
a)
experimental group
b)
control group
c)
data
d)
variables
33.
This variable in an experiment is the one being deliberately changed by the scientist.
a)
dependent variable
b)
independent variable
c)
data
d)
control group
34.
Should experiments be repeated over and over to see if the results are the same each time?
a)
yes
b)
no
35.
An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, the independent variable is ...
a)
The type of plant
b)
The amount of sunlight
c)
The type of music
d)
The type of liquid
36.
An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, what are the controlled variables?
a)
Type of plant, amount of music, and sunlight
b)
Water, apple juice, milk
c)
Plant growth
37.
A student wants to test the effects of type of exercise on heart rate. What is the dependent variable?
a)
heart rate
b)
type of exercise
c)
amount of exercise
d)
time of day exercise occurs
38.
Jack has a rock. The rock has a mass of 14g and a volume of 2cm3. What is the density of the rock?
a)
7 mL
b)
7 g/cm3
c)
28 g/cm3
d)
1/7 g/cm3
39.
If this substance takes up 6ml of space, what is its mass?
a)
6 ml
b)
6 grams
c)
0 grams
d)
4 grams
40.
What is the volume of Object X?
a)
10.0 cm3
b)
15.0 cm3
c)
20.0 cm3
d)
25.0 cm3
41.
The density of this material is 2 g/cm3.
There are 24 cm3 Find the total mass.
There are 24 cm3 Find the total mass.
a)
12 grams
b)
48 grams
c)
12 g/cm3
d)
48 g/cm3
42.
What is the volume of the fish?
a)
18.0 cm3
b)
6.0 cm3
c)
38.0 cm3
43.
Which box has a higher density?
a)
Box A
b)
Box B
c)
cannot be determined
d)
they are the same
44.
Frank has a paper clip. It has a mass of 9g and a volume of 3cm3. What is its density?
a)
3 g/cm3
b)
1/3 g/cm3
c)
27 g/cm3
d)
39 g/cm3
45.
Why do the liquids form different layers?
a)
They have different densities.
b)
They have different masses.
c)
They have different volumes.
d)
They are different temperatures.
46.
Find the density of a 2 cm x 2 cm x 2 cm cube with a mass of 64 g.
a)
6 cm3
b)
12 g/cm3
c)
128 g/cm3
d)
8 g/cm3
47.
Which units of measurement are used for volume?
a)
grams
b)
centimeters
c)
grams/milliliter
d)
milliliter
48.
Which lab tool might you use to measure the volume of a liquid?
a)
electric scale
b)
bunsen burner
c)
test tube
d)
graduated cylinder
49.
What is the volume of 150 grams of lead if it has a density of 11.3 g/cm3?
a)
13.3 g
b)
13.3 cm3
c)
.075 g
d)
1695 cm3
50.
How many millileters are in 0.04L?
a)
0.004L
b)
0.004ml
c)
40ml
d)
4L
51.
This is a measurement of the amount of matter, or 'stuff', in an object or substance.
a)
volume
b)
density
c)
mass
d)
length
52.
Density is...
a)
the amount of mass in an object
b)
the amount of space an object takes up
c)
the amount of mass in a given space
d)
the weight of an object
53.
What is the formula for density?
a)
density = mass x volume
b)
density = mass / volume
c)
density = mass + volume
d)
density = mass - volume
54.
What units can be used to express density?
a)
g/mL
b)
grams
c)
millimeters
d)
milliliters
55.
Jill has a gel pen. The gel pen has a mass of 8g and a volume of 2cm3. What is the density of the rock?
a)
4 g/cm3
b)
16 g/cm3
c)
.25 g/cm3
d)
64 g/cm3
56.
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
57.
If a laboratory fire erupts, immediately
a)
notify your instructor
b)
run for the fire extinguisher
c)
throw water on the fire
d)
open the windows
58.
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)
any time chemicals, heat or glassware are used
59.
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 contact lenses
d)
keep the information to yourself
60.
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
61.
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
62.
If a lab experiment is not completed, you should
a)
make up some results
b)
come in during lunch and finish while eating lunch
c)
sneak in after school and work alone
d)
discuss the issue with your instructor
63.
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
64.
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
65.
You have been injured in the laboratory (cut, burn, etc.). First you should
a)
apply first aid yourself
b)
tell the science instructor at once
c)
see a doctor after school
d)
visit the school nurse after class
66.
When gathering glassware and equipment for an experiment, you should
a)
All of the choices
b)
clean any glassware that appears dirty
c)
examine all glassware to check for chips or cracks
d)
read all directions carefully to know what equipment is necessary
67.
Personal eyeglasses provide as much protection as
a)
none of these answers
b)
splashproof chemical goggles
c)
safety glasses
d)
a face shield
68.
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
69.
In a laboratory, the following should not be worn.
a)
all of the answers
b)
dangling jewelry
c)
sandals
d)
loose clothing
70.
The following footwear is best in the laboratory.
a)
shoes appropriate for the weather
b)
open-toed shoes
c)
closed-toed shoes
d)
sandals
71.
Horseplay or practical jokes in the laboratory are
a)
okay if you are working alone
b)
not dangerous
c)
okay
d)
always against the rules
72.
If a piece of equipment is not working properly, stop, turn it off, and tell
a)
the science instructor
b)
your best friend in the class
c)
the custodian
d)
your lab partner
73.
When you finish working with chemicals, biological specimens, and other lab substances, always
a)
wipe your hands on your clothes
b)
wipe your hands on a towel
c)
wash your hands thoroughly with soap and water
d)
treat your hands with skin lotion
74.
Hot glass looks the same as cold glass.
a)
True
b)
False
75.
All chemicals in the lab are to be considered dangerous
a)
True
b)
False
76.
Work areas should be kept clean and tidy
a)
True
b)
False
77.
Laboratory work can be started immediately upon entering the laboratory even if the instructor is not yet present
a)
True
b)
False
78.
Never remove chemicals or other equipment from the laboratory.
a)
True
b)
False
79.
Chipped or cracked glassware is okay to use.
a)
True
b)
False
80.
Read all procedures thoroughly before entering the laboratory
a)
True
b)
False
81.
All unauthorized experiments are prohibited.
a)
True
b)
False
82.
Laboratory aprons should be worn during all lab activities.
a)
True
b)
False
83.
It’s okay to pick up broken glass with your bare hands as long as the glass is placed in the trash.
a)
True
b)
False
84.
Never leave a lit burner unattended.
a)
True
b)
False
85.
How should you carry heavy lab equipment?
a)
With one hand
b)
With two hands
c)
With four hands (use a partner)
d)
You shouldn't; the teacher carries all lab equipment
86.
Why should you clean all materials after working in the lab?
a)
Chemical residue left on the materials may affect later experiments or cause a chemical reaction
b)
Dirty classware may start to smell bad
c)
Some chemicals we use in labs may slowly dissolve glass, and if you leave them long enough holes will actually form
d)
Trick question - you actually don't need to wash your materials after lab as long as you remember to do it before lab next time.
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