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Environmental Science Unit 2 Test Review Flashcards | StudBud
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Environmental Science Unit 2 Test Review
Environmental Science Unit 2 Test Review
18 terms
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StudBud Administration
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Statistics, experiments, models
Flashcards
18 cards
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Practice quiz
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Questions
18
Answers
1
The average mass of a wolf in a pack is an example of
mean
statistical population
distribution
sample size
2
The classification and collections of data in the form of numbers is
distribution
statistics
mean
probability
3
The chance that a flood will occur in your town is an example of
skepticism
risk
correlation
distribution
4
A model of a dinosaur is an example of a _________ model.
physical
numerical
graphical
conceptual
5
What do scientists use statistics for?
analyze data
communicate
graph data
6
Taking pictures of flying birds is which step in the experimental method?
concluding
observing
analyzing data
hypothesizing
7
If you consider how people would benefit from something, you are
Exploring consequences
gathering information
making a decision
None of these
8
A good hypothesis is more than a guess, because
It is based on psychic powers
it states what is likely to happen
it makes logical sense
It is based on intuition
9
What type of model would you use to show the shape of the Earth's surface under the oceans?
Mathematical
Physical
Graphical
Conceptual
10
Considering economic value, you must ask
Will it provide leisure activities?
Is it right to do it?
Will it destroy natural resources?
How many jobs will it generate?
11
When we consider what adds to our understanding of the natural world, this is a
scientific value
ethical value
environmental value
aesthetic value
12
Why are mathematical models important?
all of these
represent how a system works
Useful in situations with many variables
can be used to create a useful digital
13
The factor of interest in an experiment is called the
variable
control group
hypothesis
experimental group
14
In an investigation, it is important that the number of objects being sampled
is large enough to represent the population
None of these
is a guess of the likelihood of an unwanted event
Is the same as in the original population
15
The group in an experiment that does not receive treatment is
independent variable
experimental group
dependent variable
control group
16
What can scientists examine to test predictions when they can't do experiments?
variables
correlations
observations
control groups
17
A good experiment has which characterisitics?
A control is used
More than one variable is tested
a single variable is tested
No control group
18
When you ask if something will protect our natural resources, you consider
Aesthetic values
educational values
Environmental values
Social/cultural values