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🌎 Ch 2 Tools of Environmental Science Flashcards | StudBud
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🌎 Ch 2 Tools of Environmental Science
🌎 Ch 2 Tools of Environmental Science
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A review of the scientific method, models, different values and statistics.
Flashcards
56 cards
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Questions
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Answers
1
Probability of an outcome that is unwanted
prediction
statistics
risk
decision making model
2
If a marsh is included in a nature preserve, will it help preserve our water resources?
environmental values
social/cultural values
aesthetic values
educational values
3
Listing positive and negative long and short term consequences can help you to
make observations
weigh your values
collect data for a graph
predict risks involved
4
A model of a dinosaur is an example of a _ model.
graphical model
conceptual model
physical model
mathematical model
5
Considering natural resources when making an environmental decision means you are
looking at aesthetic values
looking at ethical/moral values
looking at scientific values
looking at environmental values
6
The chance that an earthquake will occur in your town during the next year.
skepticism
distribution
correlation
risk
7
The accumulation and sharing of knowledge
educational value
ethical/moral value
recreational value
social/cultural value
8
A road map is an example of
physical model
conceptual model
mathematical model
graphical model
9
The group that does not receive the experimental treatment in an experiment is the
data
variable
control group
experimental group
10
Procedure used to test a hypothesis
experiment
correlation
probability
graphical model
11
Environmental controls are made less strict outside a nature preserve
positive long-term consequence
positive short-term consequence
negative long-term consequence
negative short-term consequence
12
The protection of natural resources
environmental value
educational value
social/cultural value
recreational value
13
Chance of something happening
risk
probability
statistics
prediction
14
Statistics are NOT used by scientists to
compare data
gather data
all of these
analyze data
15
Testing predictions that would be impossible or unethical to use experiments
correlations
control group
variables
observations
16
The maintenance of human communities, their values, and their traditions
educational value
recreational value
social/cultural value
ethical/moral value
17
In an experiment, the factor of interest is called the
variable
hypothesis
control group
experimental group
18
The differences between control groups and experimental groups can help identify _
unconventional relationships
cause and effect relationships
inverse and converse relationships
conditional relationships
19
Why are mathematical models important?
useful in situations with many variables
all of these
can represent how a system or process works
can be used to make digital images
20
The average mass of a wolf in a pack of wolves is an example of _.
distribution
statistical population
mean
sample size
21
What is right or wrong
environmental value
educational value
ethical/moral value
social/cultural value
22
Collection and classification of data in the form of numbers
data
graphs
statistics
observations
23
A question considering economic values?
Will the dam provide new leisure activities?
Will building the dam destroy natural resources?
How many jobs will building the dam generate?
Is it right to build a dam here?
24
The decision making model
helps you make decisions
is a conceptual model
all of these
provides a systematic process
25
Which statement should be first?
All up the characteristic data from each population.
Divide the sum of the data by the number of individuals
Identify a characteristic common to different populations
Compare the means of the two populations
26
Steps used by scientists to answer questions
experimental method
conceptual model
physical model
experiment
27
A good hypothesis is more than a guess because it
states what is likely to happen and makes logical sense
is based on intuition rather than observation
makes logical sense
states what is likely to happen
28
Information gathered by using the senses.
statistics
data
observation
value
29
Equation representing how a process works
graphical model
mathematical model
conceptual model
physical model
30
Logical statement about what will happen
conclusion
prediction
hypothesis
data
31
Information gathered in an experiment
variable
statistics
data
control
32
Human leisure activities
ethical/moral value
environmental value
social/cultural value
recreational value
33
The 3 final steps in the experimental method in correct order
repeating experiment, telling results, drawing conclusions
observing, hypothesizing, drawing conclusions
drawing conclusions, repeating experiment, telling results
drawing conclusions, analyzing data, repeating experiment
34
Which model would you use to represent the shape of Earth's surface beneath the ocean?
conceptual
graphical
physical
mathematical
35
Principles or standards we consider important
ethics
value
risk
morality issue
36
Scientists use statistics to
communicate ideas to each other
analyze data
all of these
graph data
37
Includes maps and charts
graphical model
mathematical model
conceptual model
physical model
38
Before you can make a decision using a decision-making model, what step must you take?
Gather information
Explore the consequences of each option
all of these
Consider which values apply to an issue
39
What is a good system of analyzing issues?
determining the mean for a population
using a cause and effect chart
performing experiments
using a decision making model
40
A flow chart
mathematical model
physical model
graphical model
conceptual model
41
Testable explanation for an observation
theory
conclusion
hypothesis
law
42
Which step includes reading newspapers and listening to experts on all sides of an issue?
exploring consequences
evaluating all the information
gathering information
considering values
43
Systematic process for making decisions
decision-making model
values
experiment
hypothesis
44
In a scientific investigation it is important that the number being sampled is
a guess
equal to the mean number
equal to the total statistical population
large enough
45
One important scientific habit of mind is the ability to conceive of new ideas, called
intellectual honesty
curiosity
imagination
skepticism
46
What essential characteristic does a good experiment have?
a single variable is used
a control is used
control group is experimented on
a control and a single variable is used
47
When studying a system, a conceptual model can help scientists understand
both of these
how the system components affect each other
what components a system contains
none of these
48
Which model is particularly useful in scientific cases with many variables?
physical
mathematical
graphical
conceptual
49
Verbal or graphical explanation for how a system works or is organizes
statistics
graphical model
experimental method
conceptual model
50
A positive long-term consequence when buying land to form a nature preserve.
Environmental controls are less strict outside the preserve
Population of endangered species increases
Habitats outside the preserve are damaged by overdevelopment
Habitat destruction is immediately slowed
51
Association used in an experiment that is impossible or unethical
statistic
probability
risk
correlation
52
The mean provides a single numerical measure for one _ of a population
characteristic
exception
average
individual
53
Considering whether people will benefit financially from setting aside land as a national park.
exploring consequences
none of these
making a decision
gathering information
54
Three-dimensional representation you can touch
conceptual model
mathematical model
physical model
graphical model
55
Which of the following is NOT a habit of mind of a good scientist?
skepticism
openness to new ideas
creativity
intellectual predictability
56
Which of the following can help you when you want to form an opinion or make a decision?
listening to the opinions of all the adults around you
having many friends tell you what they think
having a systematic way of analyzing issues
finding one source of information
