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Science, Technology and Engineering
Science, Technology and Engineering
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Questions about scientific design and the scientific method.
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1
The dependent variable
Is a result of changes made in the experiment.
Is deliberately changed in an investigation.
Are all of the variables that are kept the same.
2
A hypothesis must be
approved
testable
logical
3
An explanation in science that has a lot of evidence to back it up is a scientific _______?
theory
experiment
law
method
4
Observation, measurements, and other data gathered to evaluate an explanation is called ______.
proof
empirical evidence
results
5
True observations can only really be made in the lab.
True
False
6
A(n) _____________ should have only one independent variable.
experiment
observation
theory
7
A good scientific theory is often modified with new evidence but rarely discarded.
False
True
8
What is the last step in the scientific method?
Drawing and defending conclusions
Interpreting data and analyzing information.
Collecting and organizing data.
Planning an investigation.
9
A scientific ______________ is a proposed explantion that can be tested.
hypothesis
law
observation
summary
10
____________ is a belief or practice that is based on incorrectly applied scientific methods.
Phenomenon
applied science
pseudoscience
11
What would be a good scientific resource?
utube
Any online site that discusses science
scientific journal
online Wikapedia
12
Any time a scientific theory is challenged it means it's not a good theory.
True
False
13
Scientists never say a theory is proven or not.
False
True
14
What are the variables that are controlled in an experiment.
The factor that changes as result of changes made in the lab
Is the factor that is changed in an investigation.
Are all of the variables that are kept the same.
15
An experiment should be repeated.
True
False
16
What is the second step in the scientific method?
Collecting and Organizing Data
Planning an investigation
Identifying Variables
Forming a hypothesis and making predictions
17
____________________ is a systematic study of the natural world.
concensus
sociology
geography
science
18
The information gather in an investigation is called
experiments
data
proof
19
Skeptical means you believe and are open to everything you hear.
True
False
20
The independent Variable
The variable that is changed on purpose in a lab.
Are all of the variables that are kept the same.
The variable that changes as a result of changes in the lab
