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Nature of Science Flashcards | StudBud
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Nature of Science
Nature of Science
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1
Which of these describes a scientific theory?
it never changes
it changes with new observations or evidence
a well-supported explanation
one scientist approves of it
2
What is replication?
Doing an experiment over and over again
I don't know
when a scientist repeats his experiment
When a scientist copies another's experiment
3
A possible answer to a scientific question is called...
hypothesis
law
prediction
theory
4
Why do scientists repeat their experiments?
to change their experiments
to try something new
to revise their conclusions
to verify results
5
Which of these describes an observed pattern in nature without explaining it.
scientific theory
scientific law
scientific hypothesis
scientific experiment
6
Making a statement about what will happen in the future based on past experience is called...
inferring
predicting
observing
classifying
7
If you purposefully change the temperature to test a hypothesis, the temperature is the.....
Manipulated (independent) variable
Responding variable
Experiment variable
Dependent variable
8
Which of these is a well-tested explanation for a wide range of experimental results.
scientific theory
scientific inquiry
scientific experiment
scientific law
9
In a scientific experiment, the one variable that is purposely changed is called....
manipulated variable
control variable
responding variable
dependent variable
10
The factor that may change in response to the manipulated variable is called the...
operational variable
responding variable
hypothetical variable
independent variable
11
Which stage of the scientific method enables a scientist to share their results?
hypothesizing
communicating
classifying
concluding
12
You state that your team will win tonight's game because they have always won , you are making
hypothesis
inference
predicition
observation
13
An experiment in which only one variable is manipulated at a time is called a ___ experiment.
uncontrolled
dependent
controlled
independent
14
Using your senses to gather information is called....
inferring
observing
classifying
predicting
15
A well-tested explanation for a wide range of observations is called a scientific.....
theory
inquiry
law
hypothesis
16
Why would a scientist revise a theory?
new evidence is found
it is too old
some people disagree with it
it covers too broad a topic
17
Which is an example of empirical evidence?
debating with other scientists
discussing a possible new law
making and recording observation
writing an opinion paper about research
18
In science, a hypothesis must be
testable
correct
controlled
manipulated
19
A statement of what scientists expect to happen every time under particular conditions is a...
scientific law
scientific theory
scientific inquiry
scientific hypothesis
20
Observations that deal with a number or amounts are called
qualitative observations
operational observations
manipulated observations
quantitative observations
21
Observations that deal with descriptions are called...
quantitative observations
manipulated observations
responding observations
qualitative observations
22
When would a scientist revise a theory?
new evidence is found
a single scientist disagrees with it
a new law is discovered
scientists made a model of it
23
Grouping together items that are alike in some way.
making models
observing
classifying
inferring
24
What type of model is a reproduction of the human skeleton?
none of the above
computer
physical
mathematical
25
What is science?
the study of classifying things
the study of natural events and conditions
the study of experimentation of observations
the study of living things
26
How would a scientist start the scientific process?
experiment
publish his thoughts
talk to other scientists
ask a testable question
27
The factor that may change in response to the manipulated variable is called the...
hypothetical variable
operational variable
independent variable
responding variable
28
What is a variable?
the question being tested
a range of values
possible outcome
any factor that can change
29
When scientists create a representation of a complex process, they are...
predicting
inferring
classifying
making models
30
In a scientific experiment, the responding variable can also be called the...
dependent variable
operational variable
manipulated variable
independent variable
31
Explaining or interpreting the things you observe based on what you already know is called...
classifying
predicting
inferring
observing
32
When scientists group together items that are alike in some way, they are....
inferring
making models
classifying
predicting
33
What type of model is a chemical equation?
none of the above
computer
mathematical
physical
34
Which of these could be used to form a testable question?
rabbits make great pets
Rabbits are the cutest animals
rabbits get sad.
Rabbits have fur.
35
If I test different toy cars on the same course, to see which one is the fastest , what is the independent variable?
the course they run on
I don't know
the different cars
their speed
36
Representations of objects to help people understand things.
observations
models
inferences
categories
37
When would a scientist dicard a theory?
its been around too lond
new evidence contradicts it
new evidence is found
a single scientist disagrees with it
38
Why do scientists use models?
things are no longer around
all of the above
things are too small to see
things are too large to see
