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Nature of Science Review Flashcards | StudBud
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Nature of Science Review
Nature of Science Review
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The nature of science quesitons.
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1
What is science?
A way of observing
All of these
A way of thinking
A way of getting & analyzing evidence re: the natural world.
2
What is the difference between inferring and hypothesizing?
Inference: an explanation, hypothesis: an interpretation.
An inference is a guess, a hypothesis is certain.
Inference: an interpretation. Hypothesis: an explanation.
An inference is controlled, a hypothesis is not.
3
What is the independent variable in an experiment?
The variable that receives a variety of changes.
The variable that is deliberately changed.
The variable that doesn't react.
The variable that is not changed.
4
In an experiment, what is a CONTROL?
Controls experience the same conditions, but has no changes
Controls are the part of the experiment that changes
Controls experience nothing that the experimental group does
None of these.
5
To ensure a work of science is free from bias and meets all standards, research is reviewed by
The general public.
Law makers.
Researcher's friends.
Anonymous scientific experts.
6
What is a dependent variable in scientific experimentation?
The variable that remains constant.
The variable that is deliberately changed.
The variable that gets no treatment.
The variable that changes in response to the ind. variable.
7
Good scientists display a variety of attitudes that help them.They include all of these except:
Spirituality
Skepticism
Creativity
Curiosity
8
What is a scientific theory?
A best guess about something.
The same as a hypothesis
A well tested explanation for how something works.
An absolute truth.
9
Which of the following statements about scientific theories is NOT true?
It has the same meaning in daily life as in science.
It ties in many hypotheses.
It enables scientists to make accurate predictions
They are based on a large body of evidence.
10
What is peer review?
Reading a study, looking for spelling errors.
Sending your experiments to a publisher for review.
Letting as many people read your study as possible.
Publishing articles about your work so others can replicate
11
What is the goal of science?
To provide natural explanations for events.
To get people to believe in the supernatural.
To prove things
To find unchanging answers to questions
12
An inference is:
A logical interpretation of an observation
A statement involving numbers
The same as an observation
A hypothesis.
13
In biology, how do you know something is alive?
It uses raw materials, energy, grows, reproduces and changes
All of these.
It has a genetic code.
It is made up of cells.
14
What is data?
A process you do to learn more about something.
Making observations
A field study
The information collected during investigation /observation
15
In Physics, we will study...
How matter interacts
The laws that govern nature!
All of these.
How life forms.
16
Do theories become laws?
Yes, but only after the idea is peer reviewed over 100X.
Maybe; if Bill Nye likes it enough.
No!Theories are explanations.Laws are statements of what is.
Yes, but only after many years of evidence.
17
Why is peer review important?
It ensures there is no bias in your work.
It certifies that the work done meets scientific standards.
All of the above
Ensures the highest standards are met.
18
What is the "scientific method"?
An organized way of questioning, seeing, and answering.
none of these
A series of steps with a set order of use
A set series of steps used by scientists only
19
A bird watcher sees an unusual bird. He notes it's color, shape and physical features. This is?
Inference
Hypothesis
Experiment
Observation
20
Which of the following statements about a controlled experiment are true?
Everything can be studied with a controlled experiment
Only one variable is tested at a time.
All the variables must be kept the same.
They cannot be performed on living things.
21
To be useful in science, a hypothesis must:
Be observable
Be measureable
Be correct
Be testable
22
Chemistry covers all of the following topics except
How matter interacts and changes.
The various properties of the elements.
The atom and the particles that comprise it.
How life forms.
