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Scientific Method Flashcards | StudBud
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Scientific Method
Scientific Method
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#hypothesis #variables
Flashcards
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Questions
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Answers
1
Living things
need energy for life processes
all of the above
are composed of cells
have the ability to reproduce
2
A hypothesis that does not explain an observation
often predicts a different observation.
is known as an inaccurate forecast.
is rejected
None of the above
3
All organisms are composed of
None of the above
Diatoms
Cellulose
Cells
4
Which of the following is not necessarily a characteristic of living things?
Homeostasis
Reproduction
Metabolism
Complexity
5
An educated guess is also referred to as?
Observation
Hypothesis
Theory
6
All living things maintain a balance within their cells and the environment through
evolution
growth
development
homeostasis
7
Which is the variable being observed or measured in an experiment?
Independent variable
Control
Dependent variable
8
Which of the following is a characteristic of all living things?
Ability to speak
Photosynthesis
Cells
Movement
9
The smallest units that can carry on all the functions of life are called
Organelles
Cells
Species
Molecules
10
The word theory used in a scientific sense means
an absolute scientific certainty.
a guess made with very little knowledge to support it.
a highly tested, generally accepted principle.
11
A scientist noticed that in acidic pond water some salamanders developed with curved spines.
that is a control
that is a theory
that is an observation
That is a hypothesis
12
which is the manipulated variable (IV) in an experiment?
Control
Independent variable
Dependent variable
13
Homeostasis means
The same as evolution
A change over long periods of time
Keeping things the same
Rapid Change
14
Scientific hypotheses are most often tested by the process of
analyzing data
communicating
experimenting
inferring
15
Scientists usually design experiments
with a good idea of the expected experimental results.
in order to develop new laboratory tools.
All of the above
based on wild guesses.
16
A hypothesis is
a testable possible explanation of an observation
a definite answer to a given problem.
A proven statement
A concluding statement
17
What is quantitative data?
a description
a color
a model
numerical
