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Scientific Method Review Flashcards | StudBud
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Scientific Method Review
Scientific Method Review
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1
This part of the scientific method lists the steps taken to set up and conduct the experiment
methods
materials
data
conclusion
2
In the Virtual Lab (level 1), what was the dependent variable?
water temp
nutrients
sunlight
algae count
3
What should the title of this graph be?
"Number of Students vs. Arm Span"
"My arm span is the longest"
"Arms vs. Students"
"Numbers of Arm Spans of Students"
4
What is the variable you change about the experiment?
independent
control
constant
dependent
5
What would be the control?
subject a
itch time
subject b
itch powder
6
What is the density of a pumpkin that weighs 500g and takes up 100ml of space?
2 g/ml
5 g/ml
.2 g/ml
50 g/ml
7
What should Lisa's IV be?
Family
Hair Product
Speed of Hair Growth
Science Project
8
What would Lisa's experimental group be?
The group with the longest hair
Family members using Ragooti
Family members using no hair product
The group with the fastest growing hair
9
What is a possible question that would reflect this data?
Do tadpoles affect the pH of the water?
How does pH of water affect # tadpoles?
Do tadpoles care about the pH of water?
Do tadpoles need water to survive?
10
What is the dependent variable?
time
velocity
11
If # of bubbles indicate plant health, what is the best depth (m) to plant underwater?
16
5
45
10
12
The variable that responds to the changes of another variable is..
DV
constant
IV
control
13
What is the Independent variable: How does the mass of a toy car affect how far it will roll?
roll distance
toy car
mass
14
What would be the Independent Variable?
itch powder
itch time
subject a
subject b
15
What is the independent variable in the chart?
depth
water
temperature
none
16
What is wrong with this graph?
bad scale
no title
wrong labels
bad data
17
The conclusion should be written as an If...then... statement.
True
False
18
A good hypothesis must be
predictable
testable
funny
long
19
What is the best number of legs to have if you want to be cute?
4
8
0
2
20
How does temperature affect clam development?
there is an optimum temp at 30 degrees
the colder the better
no trend
the hotter the better
21
According to my data from the Algae Lab, what was my independent variable?
nutrients
water temp
algae count
sunlight
22
What can be said about the trend of the data?
blood glucose goes down after eating
time effects blood
person A has diabetes
these is no trend
23
What would be the experimental group?
subject b
subject a
itch powder
itch time
24
According to Mythbusters, paper towels
are better at cleaning your hands compared to air dryers
are less effective compared to air dryers
spread more germs throughout the air compared to air dryers
do not take germs off of your hands
25
How many variables can you change at a time when doing an experiment?
1
2
as many as you want
0
26
Which part of the lab report is usually written as an If...then... statement?
Hypothesis
Quesiton
Methods
Variables
27
What should Lisa's control be?
Family members using no hair product
ALL family members
Family members using Ragooti
Family members not participating in the experiment
28
These things are
not changed
in the experiment
IV
constant
DV
control
29
Every conclusion must include:
Whether your data supports the hypothesis or not
A summary of the data
A lengthy paragraph
An explanation of the data
30
What variable goes on the x-axis of a graph?
independent variable
dependent variable
constant
control
31
The control variable is the one that
is the norm to compare to
you control
you test
you change
32
A marshmallow peep will ____________ in water with a density of .5 g/cm3
float
suspend
sink
33
What should Lisa's DV be?
Speed of Hair Growth
Family
Hair Product
Science Project
34
The correct way to title a graph is
How IV affects DV
IV vs. DV
What ever you want
DV vs. IV
35
What would be the Dependent Variable?
subject b
subject a
itch powder
itch time
36
What should remain constant when testing which brand of diapers holds the most liquid?
type of liquid
brand of diaper
amount of liquid
37
A good hypothesis should
offer an answer to the question
sound good
follow the format "If DV, then IV"
rhyme
