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Scientific Methods
Scientific Methods
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Answers
1
Answers to problem questions are also known as
constants
controls
controlled experiments
conclusions
2
Which of the following is the best description of a hypothesis?
an educated guess based on observations
an uneducated guess
a final conclusion
a temporary fact
3
Another name for the test variable is the
constant variable
control variable
independent variable
dependent variable
4
Info gathered through the use of your senses: seeing, hearing, odor, tasting, and feeling is
controls
observations
observables
variables
5
What kind of graph is this?
pictograph
paragraph
bar graph
line graph
6
Which of the following lab safety rules are being followed in this picture
no horseplay in the lab
read all materials before starting a lab
waft... never directly smell a chemical
never directly look in a test tube
7
When completing a bar graph, on which axis does the independent variable go?
y-axis
x-axis
8
The purpose of the control group is
to see the change
be the same as the experimental group
to make a large sample
to have something to compare the results to
9
After you make a conclusion, a good scientist
reports their results
shares the good parts of the experiment
packs up and calls it a day
moves on to another experiment
10
Better formats for scientific methods would be
lists
cycles
one way arrows
timelines
11
The most important lab safety rule is
work together nicely
Read all directions and ask if you have questions
teamwork is number 1
always do your homework
12
In a fair experiment, how many variables can you purposefully change?
as many as you want
3
1
2
13
When following the scientific method, you must always follow the steps in order.
false
true
14
The only thing that can be different in the setups is the
_________
.
control
problem question
test variable
hypothesis
15
A
prediction about the outcome of an investigation or a guess is called a
hyponosis
hypnotic
hypothesis
hippopotamus
16
What is an important thing to do when using cracked or damaged equipment?
Tell you teacher about it and do not use it
use it only if your partner says it's OK
throw it away without telling anyone
use it for only non-toxic chemicals
17
What is wrong with the fire extinguisher in the picture?
it is near electrical cords
it should be near the laser machine
it should be near the eyewash
it is in the wrong location and should be hung near the sign
18
What is the independent variable in an experiment?
how the variable affects the experiment
the one we change for comparison
the part that stays the same
the uncontrolled variable
19
This information can be in the form of
all of these
descriptions
numbers
observations
20
A dependent variable could be
amount or leaves
amount of plant growth
amount of water lost to evaporation
color of the leaves
21
Observations and measurements made during an experiment are called
variables
controls
good info
data
22
What should you do if you get injured in science class?
tell your partner so they can help you
run to the nurse for help
tell your teacher immediately
tell the teacher when you get a chance
23
Data should be presented in an easy to read format such as
paragraphs
long lists
tables and graphs
none of these
24
Which is the variable that "I" change?
independent
control
constant
dependent
25
To conduct a fair experiment, all of the variables that could give false results
must be kept the same
must be dependent
must be different
can be different
26
Information collected during an investigation is called
controls
data
analysis
variables
27
What is the dependent variable in an experiment?
it depends on source of error
the part of the experiment that is measured in a comparison
the one thing in an experiment that is changed
the part of the experiment that is kept the same
28
Which is spelled correctly?
indepednt
indipendent
idenpendent
independent
29
What is the independent variable?
Juices
Number of Students
Student's Favorite Juices
10
30
Which lab safety rule is not being followed in the following image
Wear your goggles every day no matter what
always clean your lab area
Wear goggles when working in the lab
no eating or drinking in the lab
31
What is the depenent variable?
5.6
Fuel Consumption (gallons)
The Effect of distance on the Amount of Fuel Consumed
Distance
32
What is the independent variable?
Fuel Consumption (gallons)
Distance
.56
Effect of Distance on the Amount of Fuel Consumed
33
A student wanted to test the effects of sunlight on plants. Which is an independent variable?
amount of water given to each plant
type of plant used
amount of sunlight
location of each plant
34
The variables that are kept the same are known as
dependent
changing
independent
controls
35
What is the dependent variable?
Our favorite Sports
Number of Students
9
Sports
36
Which is spelled correctly?
virable
variable
varible
vraible
37
All scientific investigations begin with:
forming a hypothesis
forming a conclusion
conducting an experiment
asking a question or observing a problem
