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Scientific Method Review
Scientific Method Review
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Scientific Method Review
Flashcards
25 cards
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Practice quiz
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Questions
25
Answers
1
What is all the information collected in an experiment called?
procedure
data
hypothesis
problem
2
How many independent variables should be tested at one time in a scientific investigation?
as many as possible
one
three
two
3
What would be a good scientific question for this data table?
How does the pH of the soil affect the plant growth?
How many plants do we test?
Does the plant grown increase or decrease?
What is the pH of soil?
4
Step by step instructions for completing a task is called a
hypothesis
investigation
procedure
experiment
5
What is the definition of scientific method?
what scientists do to look smart
an educated guess
the steps taken in order to get an answer to a problem
6
Identify the dependent variable.
average plant growth
plants
pH of soil
Plant groups
7
On a graph, the independent variable is always plotted on which axis?
B-axis
Y-axis
Z-axis
X-axis
8
What is another word for hypothesis?
prediction
investigation
graph
evidence
9
Which of the following is a
testable
scientific question?
Which is better: deodorant or toothpaste?
The toothpaste makes my breath smell minty and fresh.
Does flossing affect heart health?
10
If the temperature is high then turtle eggs will be males. Which is the independent variable?
gender
temperature
type of egg
type of animal
11
Which is the correct order of the steps in the scientific method?
question, hypothesis, experiment, conclusion
question, experiment, hypothesis, conclusion
conclusion, experiment, hypothesis questioning
12
Which is NOT a good scientific question?
Do shelves made of oak hold more than shelves made of pine?
Do people look better in solid colors or plaids?
Are bees attracted more to sweet smells or sour smells?
Which brand of detergent gets grass stains off the best?
13
How could you make the results of your experiment more valid?
change the data
increase the sample size
repeat the experiment many times
Both answers 2 and 3
14
Which pH had the lowest plant growth?
7.2
7.0
6.4
6.0
15
A scientific conclusion is based on
tools and evidence
variables and experiments
observations and questions
data and observations
16
A valid scientific investigation must be able to be
graphed
replicated
observed
predicted
17
Which of the following is a prediction for the following observation: The worm is not moving.
The worm is sleeping
The worm is dead
The worm is old
The worm will begin to move soon
18
A statement of what you think will happen during an investigation is a
experiment
hypothesis
observation
observation
19
Which brand of toothpaste get my teeth the whitest? Identify the dependent variable.
Type of toothpaste
Number of teeth
Whiteness of teeth
How long I brush
20
What is the responding variable in the hypothesis "If I exercise then my heart rate will increase."
weight
heart rate
exercise
dependent variable
21
List one possible well written qualitative observation.
The average growth of the plant with pH 6.0 was 25.4
The pH of the soil for plant group 1 was 25.4
As the pH was higher the plants were green
Plant 5 had the highest plant growth of 53.3
22
Something that can change in an experiment is called a
procedure
experiment
variable
hypothesis
23
What tool would you use to measure how far a roly poly walked in 10 seconds.
graduated cylinder
metric ruler
spring scale
triple beam balance
24
A question that can be answered by conducting an experiment is called the
Conclusion
Research
Problem
Hypothesis
25
Identify the independent variable.
pH of soil
average plant growth
cm
plant group
