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